2A0a2,,1916, 19162A0a2 2A0a2 Manurial value of cover crops. Rural N Y Jul. 1916 75:930 2A0a2,,1916, 19162A0a2 2A0a2 Seeding of green manure crops. Prac F Jul. 1916 112:266 2A0a2,,1916, 19162A0a2 2A0a2 Cover crops in the orchard. Prac F Jul. 1916 112:279 2A0a2,GRANA,1916, 19162A0a2 2A0a2 Grantham, A. E. Crimson clover for green manure. Country Gent Sep. 1916 81:3-4 2A0a2,HUGHJ,1916, 19162A0a2 2A0a2 Hughes, J. A. Growing cover crops in young orchards. Better Fruit Dec. 1916 11:11 2A0a2,MARQJ,1916, 19162A0a2 2A0a2 Marquis, J. C. Grow your own nitrates. Country Gent Aug. 1918 83:7 2A0a2,MASSW,1916, 19162A0a2 2A0a2 Massey, W. F. Have a winter cover crop to plow under for the corn crop. Prog F Aug. 1916 31:944 2A0a2,MASSW,1916, 19162A0a2 2A0a2 Massey, W. F. Always have a cover crop on the land in winter. Prog F Aug 1916 31:976 (8/12/16) 2A0a2,MOSSB,1916, 19162A0a2 2A0a2 Moss, B. L. Green manures: crops to be plowed under for fertilizers. Prog F Mar. 1916 31:434 2A0a2,WILLC,1916, 19162A0a2 2A0a2 Williams, C. B. Green manures for the South. Country Gent Feb. 1916 81:314 2A0a2,WINGJ,1916, 19162A0a2 2A0a2 Wingo, J. S. Great value of cover crops. Rural N Y Jul. 1916 75:951 2A0a2,,1917, 19172A0a2 2A0a2 Can't buy fertilizer? then grow it. Gard M Sep. 1917 26:58 2A0a2,,1917, 19172A0a2 2A0a2 Cover crop. Rural N Y Aug. 1917 76:984 2A0a2,,1917, 19172A0a2 2A0a2 Cover crops for summer and fall. Country Gent Aug. 1917 82:1228 2A0a2,BUTLT,1917, 19172A0a2 2A0a2 Butler, T. How to get rich lands; emphasizing the importance of cover crops and legumes. Prog F Sep. 1917 32:923 2A0a2,BUTLT,1917, 19172A0a2 2A0a2 Butler, T. How to get rich lands; summer cover crops. Prog F Aug. 1917 32:858 2A0a2,BUTLT,1917, 19172A0a2 2A0a2 Butler, T. How to get rich lands; winter cover crops. Prog F Aug. 1917 32:841 2A0a2,GRANA,1917, 19172A0a2 2A0a2 Grantham, A. E. Cowpeas for green manure. Country Gent Aug. 1917 82:1252 2A0a2,,1918, 19182A0a2 2A0a2 Experiences with winter cover crops. Prog F Jul. 1918 33:835-6 2A0a2,,1918, 19182A0a2 2A0a2 Cover crop. Rural N Y Jul. 1918 77:856,873 2A0a2,BOLTE,1918, 19182A0a2 2A0a2 Boltz, E. Loss of organic matter in clover returned to the soil. Am Soc Agron J May 1918 10:210-14 2A0a2,DEBRL,1918, 19182A0a2 2A0a2 DeBra, L. L. Alfalfa as a green manure. Hoard's D Feb. 1918 55:94 2A0a2,,1919, 19192A0a2 2A0a2 Cover crops. Rural N Y Mar. 1919 78:366 2A0a2,,1919, 19192A0a2 2A0a2 Cover crops now; profits later. Prog F Oct. 1920 35:1610 2A0a2,,1919, 19192A0a2 2A0a2 Save fertilizer bills by planting cover crops. Prog F Sep. 1919 34:1441 2A0a2,CATEJ,1919, 19192A0a2 2A0a2 Cates, J. S. Cover crops or bust. Country Gent Oct. 1919 84:12 2A0a2,CAUTE,1919, 19192A0a2 2A0a2 Cauthen, E. F. Fall cover crops to lessen erosion and fertilizer bills. Prog F Oct. 1919 34:1718 2A0a2,GRANA,1919, 19192A0a2 2A0a2 Grantham, A. E. Growing green manure to restore soil fertility. Prac F Oct. 1919 2A0a2,KOETE,1920, 19202A0a2 2A0a2 Koethen, E. L. Humus and the cover crop. Cal Cultivator Sep. 1920 55:317 2A0a2,MESSC,1920, 19202A0a2 2A0a2 Messenger, C. B. Manure or cover crops in the orchard--which? Cal Cultivator Jul. 1920 55:5 2A0a2,,1921, 19212A0a2 2A0a2 Farming with green crops. Rural N Y Mar. 1921 80:420 2A0a2,CATEJ,1922, 19222A0a2 2A0a2 Cates, J. S. Manuring with crops. Country Gent Sept. 1922 87:3 2A0a2,ROSAJ,1922, 19222A0a2 2A0a2 Rosa, J. T. Some points on green manuring. Market Growers J Sep. 1922 31:146 2A0a2,WHITA,1922, 19222A0a2 2A0a2 Whiting, A. L. Sweet clover as a green manure. Hoard's D Mar. 1922 63:314 2A0a2,BALDH,1923, 19232A0a2 2A0a2 Baldwin, H. W. Manuring with crops. Farming Dec. 1923 21:362 2A0a2,MIDDJ,1924, 19242A0a2 2A0a2 Middleton, J. A. Comparative rating of cover crops. Am Fruit Grower Jul. 1924 44:19 2A0a2,,1925, 19252A0a2 2A0a2 Cover crop; what and how about it. Rural N Y Jul/Aug. 1925 84:1009, 1031, 1051 2A0a2,GOODL,1925, 19252A0a2 2A0a2 Goode, L. S. Cover crops that have proved themselves. Successful F Dec. 1925 23:36 2A0a2,,1927, 19272A0a2 2A0a2 Put that cover crop in early. Cal Countryman Sep. 1927 14:17 2A0a2,COXH,1928, 19282A0a2 2A0a2 Cox, H. R. Great benefit from green manure crops. Rural N Y May 1928 87:766 2A0a2,STEPR,1938, 19382A0a2 2A0a2 Stephenson, R. E. Green manuring to make humus. Cal Cultivator Dec. 1938 85:757 2A0a2,STEPR,1939, 19392A0a2 2A0a2 Stephenson, R. E. Green manures for soil improvement. Cal Cultivator May 1939 86:245 2A0a2,SHEWW,1943, 19432A0a2 2A0a2 Shewell-Cooper, W. E. Green manure for vegetables. Field Jul. 1943 182:48 2A0a2,,1944, 19442A0a2 2A0a2 Pay your 1944 debt to your garden. House Beautiful Oct. 1944 86(10):122,136-137 2A0a2,DORIF,1944, 19442A0a2 2A0a2 Dorius, F. W. More Idaho spuds with green manure crops. Soil Conserv Aug. 1944 10:37-38 2A0a2,SMITO,1944, 19442A0a2 2A0a2 Smith, Ora Green-manures often the missing link in potato production. Columbia Co. N Y Farm Bur News May 1974 27(5):17 2A0a2,VANHJ,1944, 19442A0a2 2A0a2 Van Haarlem, J. R. Are you planting green manure crops--if not why not? Canad Hort and Home Mag Growers' Ed Jun. 1944 67:127-129 2A0a2,HOPKD,1945, 19452A0a2 2A0a2 Hopkins, D. F. The production of humus. Gard Illus Jan. 1945 44:494-495 2A0a2,OTISJ,1945, 19452A0a2 2A0a2 Otis. J. R. High yields and profits. Negro Farmer May 1945 6(4):2 2A0a2,DENTW,1946, 19462A0a2 2A0a2 Denton, W. B. Bur and crimson, winter feed for the soil. Prog Farmer, Ms.-Ark La ed Aug. 1946 61(6):6,61 2A0a2,SOMEL,1946, 19462A0a2 2A0a2 Somers, L. A. Problems in growing green manure crops and cover crops. Ill Veg Growers B Jul. 1946 6(2):10-12 2A0a2,SOMEL,1946, 19462A0a2 2A0a2 Somers, L. A. Problems in growing green manure crops and cover crops. Ill Veg Growers B Jul. 1946 6(2):10-12 2A0a2,BIFFW,1947, 19472A0a2 2A0a2 Biffen, W. Green manure crops benefit all types of soil. Smallholder Nov. 1947 78(1963):19 2A0a2,HOLMW,1948, 19482A0a2 2A0a2 Holman, W. C. Green manuring helps to solve the humus problem. Pop Gard Jul. 1948 50:167 2A0a2,POWET,1948, 19482A0a2 2A0a2 Powell, T. That cover crop is more important than you think. Organic Gard May 1948 12(5):50-53 2A0a2,RITCG,1948, 19482A0a2 2A0a2 Ritchey, G. E. Lupines-an old crop that is new to the south. Victory Farm Forum Dec. 1948 33:13-14 2A0a2,WATSE,1948, 19482A0a2 2A0a2 Watson, E. F. Second thoughts on green manuring. Mother Earth Autumn 1948 2(4):45-46 2A0a2,BEERZ,1950, 19502A0a2 2A0a2 Beers, Z. H. When to plow under sweet clover. Farm J May 1950 74(5):40 2A0a2,COLEW,1950, 19502A0a2 2A0a2 Coleman, W. P. It isn't yours to harvest! Your green manure crops belong to the soil - leave them there. Organ Farmer Feb. 1950 1(7):35-36 2A0a2,CRABR,1950, 19502A0a2 2A0a2 Crabb, R. Yes, you can grow cover crops in corn. Successful Farming Jun. 1950 48(6):44,94-95 2A0a2,KINGG,1950, 19502A0a2 2A0a2 King, G. H. Blue lupine - king of cover crops. Prog Farmer Sep. 1950 65(9):15,119 2A0a2,BARRT,1951, 19512A0a2 2A0a2 Barrett, T. Planting green manure crops now can provide your garden with plenty of business. Cheap Garden Nov. 1951 55:66-68 2A0a2,EVERT,1953, 19532A0a2 2A0a2 Everett, T. H. Many useful green manures for low-cost soil improvement. Countryman's Guide 1953:57-59 2A0a2,STROJ,1953, 19532A0a2 2A0a2 Strohm, J. Cover crops in corn. Country Gent Jun. 1953 123:30-31 2A0a2,HILLL,1955, 19552A0a2 2A0a2 Hills, L. D. Crimson Clover: the soil refresher. Guild Gard 1955 30(6):6 2A0a2,MINNJ,1956, 19562A0a2 2A0a2 Minnich, J. A. Green manure for the garden. Org Gard and Farming 1956 3(3):40-43 2A0a2,PATRS,1956, 19562A0a2 2A0a2 Patronsky, S. Cover crops count. Org Gard and Farming Oct. 1956 3:36-37 2A0a2,POWET,1958, 19582A0a2 2A0a2 Powell, T. An encyclopedia of green manure plants. Org Gard and Farming Apr. 1958 5(4):86-91 2A0a2,MUDVD,1963, 19632A0a2 2A0a2 Mudvaney, D. L. Soybeans; a good green manure crop! Soybean Digest Jun. 1963 23(9):16,18 2A0a2,HAREJ,1964, 19642A0a2 2A0a2 Hare, J. Is green manure for your garden? Org Gard & Farming Aug. 1964 11(8):44-46 2A0a2,STEPL,1964, 19642A0a2 2A0a2 Stephens, L. Cover crops you can eat. Org Gard and Farming Feb. 1964 11(2):82,84-86,88,90 2A0a2,BUBEN/BUBEM,1974, 19742A0a2 2A0a2 Bubel, N., Bubel, M. Green manuring--an investment in your land. Org Gard Farming Oct. 1974 21(10):106,108,110,112 2A0a2,LANGL,1979, 19792A0a2 2A0a2 Langsner, L. Hardworking cover crops (Green manures). Org Gard Sep. 1979 26(9):81-84 2A0a2,LOGSG,1976, 19762A0a2 2A0a2 Logsdon, G. Clover: queen of the organic farm. Org Gard Farming Mar. 1976 23(3):174-178,180,182 2A0a2,LANDL,1979, 19792A0a2 2A0a2 Langsner, L. Hardworking cover crops (Green manures). Organic Gardening Sep. 1979 26(9):81-84 2A0a2,WOLFR,1979, 19792A0a2 2A0a2 Wolf, R. Alfalfa's amazing abilities (as green manure for the garden). Org Gard Mar. 1979 26(3):86,91-92,94-96 2A0a2,SPERJ,1981, 19812A0a2 2A0a2 Sperbeck, J. Science is rediscovering green manures. The New Farm Jul/Aug. 1981 3(5):50-51 2A0a2,STERJ,1982, 19822A0a2 2A0a2 Sterba, J.P. Hairy vetch gives synthetic fertilizer a run for the money. The New York Times Mar. 1982 2A0a2,KRUEW,1983, 19832A0a2 2A0a2 Kruesi, W.K. Green manure cropping Small Farmer's Journal Sum. 1983 7(3):p.30 2A0a3,,1916, 19162A0a3 2A0a3 Best time to plow under green manure crops. Prog F Oct. 1916 31:1255 2A0a3,,1916, 19162A0a3 2A0a3 Green-manuring in the Central Provinces, India. Int R Sci & Pract Ag 7 Feb. 1916 2:197 2A0a3,,1916, 19162A0a3 2A0a3 Mulching the orchard with sweet clover. Gleanings Sep. 1, 1916 44:816 2A0a3,TEMPJ,1916, 19162A0a3 2A0a3 Temple, J. C. Green manure and sour soil myth. Prog F Mar. 1916 31:322 2A0a3,WILKA,1916, 19162A0a3 2A0a3 Wilkinson, A. E. Cover crops on asparagus. Country Gent May 1916 81:975 2A0a3,,1917, 19172A0a3 2A0a3 To feed or to plow under. Nat Stock & F Feb. 1917 40:1146 2A0a3,,1917, 19172A0a3 2A0a3 Hope farm notes; cover crops. Rural N Y Aug. 1917 76:964 2A0a3,BUTLT,1917, 19172A0a3 2A0a3 Butler, T. How to get rich lands; cover crops. Prog F Jul. 1917 32:835 2A0a3,GRANA,1917, 19172A0a3 2A0a3 Grantham, A. E. Winter vetch for green manure. Country Gent Sep. 1917 82:1374 2A0a3,POTTR/SNYDR,1917, 19172A0a3 2A0a3 Potter, R. S., Snyder, R. S. Decomposition of green and stable manures in soil. J Ag Research Dec. 1917 11:677-98 2A0a3,,1918, 19182A0a3 2A0a3 Green manuring. Gard Chron (Lond) Oct. 1918 64:160 2A0a3,WELCJ,1918, 19182A0a3 2A0a3 Welch, J. S. Green manure. Jersey B Aug. 1918 37:1382 2A0a3,,1919, 19192A0a3 2A0a3 Orchard cover and green manure crops need to be distinguished in many cases. Weekly N L Sep. 1919 7:10 2A0a3,MCREJ,1919, 19192A0a3 2A0a3 McReynolds, J. D. Cover crops and fertility. Nat Stock & F Mar. 1919 42:1196 2A0a3,MCREJ,1919, 19192A0a3 2A0a3 McReynolds, J. D. Cover crops and winter plowing. Nat Stock & F Mar. 1919 42:1356 2A0a3,,1920, 19202A0a3 2A0a3 Green manuring. Gard Chron (Lond) Sep. 1920 63:139 2A0a3,,1920, 19202A0a3 2A0a3 Green manuring. Nat Stock & F Sep. 1920 44:768 2A0a3,,1920, 19202A0a3 2A0a3 Cover crops for winter only. Rural N Y Jul. 1920 79:1181 2A0a3,,1920, 19202A0a3 2A0a3 Making green manures effective Ag Lime News B May 1920 2:3 2A0a3,,1920, 19202A0a3 2A0a3 Building up the organic content of the soil. Ag Lime News B May 1920 v.l,no2:1 2A0a3,,1920, 19202A0a3 2A0a3 Cover crops. Market Growers Jul. 1920 27:39 2A0a3,BRAUE,1920, 19202A0a3 2A0a3 Braunton, E. September cover crops. Cal Cultivator Aug. 1920 55:218 2A0a3,BROWJ,1920, 19202A0a3 2A0a3 Brown, J. C. Use of soiling crops in general farming. J Ministry Ag Nov. 1920 27:725-9 2A0a3,FOXJ,1920, 19202A0a3 2A0a3 Fox, J. Time to think of cover crops. Fix & Olive J Oct. 1920 5:11 2A0a3,,1921, 19212A0a3 2A0a3 Green manure and soil fertilization. Market Growers J May 1921 28:337-8 2A0a3,,1921, 19212A0a3 2A0a3 Remarks about a cover crop. Rural N Y Feb. 1921 80:220 2A0a3,,1921, 19212A0a3 2A0a3 Cover crops. Cal Cultivator Jan. 1921 27:39 2A0a3,,1921, 19212A0a3 2A0a3 Cover crops improve soil--now is best time to plant. Weekly N L Aug. 1921 9:2 2A0a3,,1921, 19212A0a3 2A0a3 Cover crops improve soil--now is best time to plant. Cal Cultivator Sep. 1921 57:289 2A0a3,BLAIA,1921, 19212A0a3 2A0a3 Blair, A. W. Growing intermediary crops to utilize natural soil potash. N J Ag (New Brunswick) Feb. 1921 3:9 2A0a3,COXH,1921, 19212A0a3 2A0a3 Cox, H. R. Cover crops come to the rescue. N J Ag (New Brunswick) Feb. 1921 3:7 2A0a3,KOETE,1921, 19212A0a3 2A0a3 Koethen, E. L. Cover crops. Cal Cultivator 1921 57:285 2A0a3,SNIDH,1921, 19212A0a3 2A0a3 Snider, H. J. Limestone--sweet clover--rock phosphate--success. O Judd Farmer Apr. 1921 69:418 2A0a3,SPRIF,1921, 19212A0a3 2A0a3 Spring, F. G. Cover crops and clean weeding. Ag B Fed Malay States Jul. 1921 9:169-74 2A0a3,THORH,1921, 19212A0a3 2A0a3 Thornber, H. Relative values of cover crops. Better Fruit Aug. 1921 16:9 2A0a3,,1922, 19222A0a3 2A0a3 Green manuring. Gard Chron (Lond) Jun. 1922 71:329 2A0a3,,1922, 19222A0a3 2A0a3 Vineyard cover crops for spring. Pacific Rural Press Mar. 1922 103:282 2A0a3,PAGEH,1922, 19222A0a3 2A0a3 Page, H. J. Green manuring. J Ministry Ag M-Jun. 1922 29:104-12,240-8 2A0a3,PIPEC/PIETA,1922, 19222A0a3 2A0a3 Piper, C. V., Pieters, A. J. Green manuring. Farmers' B 1922 1250-1-45 2A0a3,SPRIF,1922, 19222A0a3 2A0a3 Spring, F. G. Cover crops and clean weeding. Ag B Fed Malay States Jul. 1922 7:834-5 2A0a3,VAILR,1922, 19222A0a3 2A0a3 Vaile, R. S. Winter cover crops and frost damage. Cal Citrograph Oct. 1922 7:402 2A0a3,YOUNF,1922, 19222A0a3 2A0a3 Young, F. D. Influence of cover crops on orchard temperatures. Cal Citrograph Nov. 1922 8:5+ 2A0a3,,1924, 19242A0a3 2A0a3 Talk abovt cover crops. Rural N Y Aug. 1924 83:1067 2A0a3,COATL,1924, 19242A0a3 2A0a3 Coates, L. Cover crop: its use and abuse. Cal Cultivator Mar. 1924 62:283 2A0a3,NEWMR,1924, 19242A0a3 2A0a3 Newman, R. Cover-crop theory and practice. Pacific Rural Press Aug. 1924 108:174 2A0a3,ROUNM,1924, 19242A0a3 2A0a3 Rounds, M. B. Water requirements in the growing of cover crops. Cal Citrograph Oct. 1924 9:437 2A0a3,BALLF,1925, 19252A0a3 2A0a3 Ballard, F. L. Clean cultivation goes out. Country Gent Feb. 1925 2A0a3,BEARF,1925, 19252A0a3 2A0a3 Bear, F. E. Organic matter: use of plants in the production of this vital soil requirement. Nat Stock & F Nov. 1925 49:745 2A0a3,DODDH,1925, 19252A0a3 2A0a3 Dodds, H. H. Green manuring for supplying nitrogen. Planter May 1925 74:431 2A0a3,BARNL,1926, 19262A0a3 2A0a3 Barnard, L. C. Leguminous cover crops. Cal Cultivator Nov. 1926 67:500 2A0a3,GOODL,1926, 19262A0a3 2A0a3 Goode, L. S. Choosing the orchard cover crops. Successful F Jun. 1926 24:26 2A0a3,,1927, 19272A0a3 2A0a3 Time for cover crop. Rural N Y Sep. 1927 86:1029, 1050, 1075, 1121 2A0a3,,1927, 19272A0a3 2A0a3 Green manuring. J Ministry Ag Jan. 1927 33:887-9 2A0a3,BRAUE,1927, 19272A0a3 2A0a3 Braunton, E. Time to plant cover crops. Cal Cultivator Sep. 1927 69:319 2A0a3,JOHNH,1927, 19272A0a3 2A0a3 Johnstone, H. W. I'm strong for cover crops. Cal Cultivator Sep. 1927 69:319 2A0a3,KIRKD,1927, 19272A0a3 2A0a3 Kirkpatrick, D. Clover and alfalfa for green manure. Wallaces' F Apr. 1927 52:508 2A0a3,AHARJ,1928, 19282A0a3 2A0a3 Ahart, J. L. Uses of cover crops. Field Il Sep. 1928 38:28 2A0a3,MILLE,1928, 19282A0a3 2A0a3 Miller, E. A. Green cover crops in winter for Texas. Bur Farmer (Tex ed.) Dec. 1928 4:23 2A0a3,SEAMG,1928, 19282A0a3 2A0a3 Seaman, G. Lime, legumes and livestock. Breeder's Gaz May 1928 93:9+ 2A0a3,GAYLF,1929, 19292A0a3 2A0a3 Gaylord, F. C. Fertility thru cover crops. Successful F Agu. 1929 27:13 2A0a3,KIRKD,1929, 19292A0a3 2A0a3 Kirkpatrick, D. Clover route to better crops. C. Wallaces' F Mar 1929 54:369 (3/8/29) 2A0a3,BATCL,1930, 19302A0a3 2A0a3 Batchelor, L. D. Cover cropping as a means of soil improvement. Cal Citrograph Nov. 1930 16:2 2A0a3,BONCP,1930, 19302A0a3 2A0a3 Boncquet, P. A. Functions of the cover crop. Cal Cultivator Feb. 1930 74:222 2A0a3,VANMR,1930, 19302A0a3 2A0a3 Van Meter, R. A. Fruit grower and his problems; cover crops in the garden. Flower Grower Aug. 1930 17:396 2A0a3,STEPR,1931, 19312A0a3 2A0a3 Stephenson, R. E. Winter cover crop. Cal Cultivator Oct. 1931 77:328 2A0a3,THOMR,1931, 19312A0a3 2A0a3 Thompson, R. S. Improvement of old orange grove by use of green manure crops. Cal Citrograph Mar. 1931 16:252 2A0a3,STEPR,1932, 19322A0a3 2A0a3 Stephenson, R. E. Green manuring in orchard practice. Am Fruit Grower Jul. 1932 52:5+ 2A0a3,WHITD,1933, 19332A0a3 2A0a3 Whitney, D. J. One danger of cover crops. Cal Cultivator Mar. 1933 80:118 2A0a3,WILLW,1933, 19332A0a3 2A0a3 Williams, W. H. Winter cover crop. Cal Cultivator Sep. 1933 80:397 2A0a3,KLEIJ,1934, 19342A0a3 2A0a3 Klein, J. Boosting cover crop yields. Cal Cultivator Aug. 1934 81:422 2A0a3,CRANF,1937, 19372A0a3 2A0a3 Crandall, F. K. Green manure crops. Market Growers J Jun. 1937 60:282 2A0a3,WELDG,1938, 19382A0a3 2A0a3 Weldon G. P. Dead soil or live soil--the winter cover crop. Pacific Rural Press Nov. 1938 136:449 2A0a3,WHITD,1938, 19382A0a3 2A0a3 Whitney, D. J. Vineyard cover crops. Cal Cultivator Jan. 1938 86:5 2A0a3,WHITD,1938, 19382A0a3 2A0a3 Whitney, D. J. Winter cover crop. Cal Cultivator Oct. 1938 85:605 2A0a3,McCLJ,1939, 19392A0a3 2A0a3 McClintock, J. A. Desirable cover crop and mulch crop mixtures. Hoosier Hort Sep. 1939 21:135-40 2A0a3,,1940, 19402A0a3 2A0a3 Green manuring. J Ag New Zealand May, 1940 60:349 2A0a3,,1940, 19402A0a3 2A0a3 Green manuring. Gard Chron Vol. 108, 1940 108:210 2A0a3,GOURJ,1941, 19412A0a3 2A0a3 Gourley, J. H. Case for cover crops in the orchard. Am Fruit Grow March, 1941 6l:7+ 2A0a3,BAILR,1942, 19422A0a3 2A0a3 Bailey, R.Y. Legumes will furnish needed nitrogen Better Crops (also Am Fert 96:8-9+ June 20,1942) May 1942 26:20-6+ 2A0a3,OWENJ,1943, 19432A0a3 2A0a3 Owens, J. S. Winter cover crops. New England Homestead Oct. 1943 116(20:10 2A0a3,SCHAJ,1943, 19432A0a3 2A0a3 Scharff, J. Fall cover crops. Calif Cult Sep. 1943 90:479,494 2A0a3,WHITS,1943, 19432A0a3 2A0a3 Whitehead, S. B. The technique of green manuring. Field Sep. 1943 182:280 2A0a3,CHADL,1944, 19442A0a3 2A0a3 Chadwick, L. C. Green manure and cover crops. Hort News Sep. 1944 10:90,93 2A0a3,POSTA,1944, 19442A0a3 2A0a3 Post, A. H. Green manure crops in Montana Mont Farmer Mar. 1944 31(14):15,31 2A0a3,SCHAJ,1944, 19442A0a3 2A0a3 Scharff, J. Time to plant fall cover crops. Calif Cult Aug. 1944 91:427,430 2A0a3,SMITJ,1944, 19442A0a3 2A0a3 Smith, J. L. Blue lupines grow fertilizer. Fla Grower Sep. 1944 52(9):11 2A0a3,,1945, 19452A0a3 2A0a3 Help the land with green manure. Pop Gard Aug. 1945 47:188 2A0a3,COPEE,1945, 19452A0a3 2A0a3 Copeland, E. W.jr. Arkansas Cover Crops Ark Farmer Oct. 1945 47(10):6-7 2A0a3,HUFFW,1945, 19452A0a3 2A0a3 Huff, W. C. Real cover crops can be grown Amer Agr May 1945 142:225 2A0a3,SEVEH,1945, 19452A0a3 2A0a3 Severson, H. One of the most remarkable crops introduced in recent years is blue lupine, cover crop for the South. Seed World Apr. 1945 57(8):8-10,12 2A0a3,SNIDJ,1945, 19452A0a3 2A0a3 Snider, J. H. Plow-under crops; their use on many of your soils is a "must" if fields are to continue their yields. Successful Farming Oct. 1945 43(10):27,44-45 2A0a3,STENNH,1945, 19452A0a3 2A0a3 Stennett, H. E. A new cover crop [chickweed] for vineyards. Soil Conservation May 1945 10:255 2A0a3,ARMSC,1946, 19462A0a3 2A0a3 Armstrong, C. J. J. Surface incorporation of green manure; tandem disc-harrow turns weeds into organic matter; trash-farming and stubble-mulching succeeds. Farmer's Weekly [Bloemfontein] Jun. 1946 71:1338-1339 2A0a3,BAILR,1946, 19462A0a3 2A0a3 Bailey, R. Y. Wild winter peas outside the Black Belt. Prog Framer Ga Ala Fla ed Sep. 1946 61(9):13,73 2A0a3,CYRUW,1946, 19462A0a3 2A0a3 Cyrus, W. F. Dixie wonder, continued trials indicate pea is South's first "true" winter growing cover legume. South Seedsman Jun. 1946 9(6):18,44,48 2A0a3,HOOTD,1946, 19462A0a3 2A0a3 Hooten, D. R. Growing vetch on beds. Prog Farmer Tex Ed Sep. 1946 61(9):17 2A0a3,REAH,1946, 19462A0a3 2A0a3 Rea, H. E. Two-by-two-method of growing green manure Prog Farmer Tex Ed Oct. 1946 61(10):17,87 2A0a3,SHULE,1946, 19462A0a3 2A0a3 Shultz, E. F.jr. Vetch is best winter legume for green manure. Victory Farm Forum Jun. 1946 23:11-12 2A0a3,BONNJ,1947, 19472A0a3 2A0a3 Bonnerup, J. The value of green manure. Crops Westralian Farmers Co-op. Apr. 1947 12:265-266 2A0a3,GURNA,1947, 19472A0a3 2A0a3 Gurnett-Smith, A. F. Soil deterioration: effects of green manure on soil structures. Farmer and Dairyman Aug. 1947 39(487):32 2A0a3,LINKC,1947, 19472A0a3 2A0a3 Link, C. B. Cover crops and home fertilizers. Plants and Gard 1947 3:85-88 2A0a3,MAUGJ,1947, 19472A0a3 2A0a3 Maughan, J. Green manure for more profit. Sugar Beet Dec. 1947 7(4):23-24 2A0a3,PHILC,1947, 19472A0a3 2A0a3 Phillips, C. E. Cover crops insure better yields. South Planter Sep. 1947 108(9):24-25 2A0a3,ADAMN,1948, 19482A0a3 2A0a3 Adamson, N. J. Use of subterranean clover for cover cropping. Orchardest N Z Apr. 1948 21:4 2A0a3,ALLEL,1948, 19482A0a3 2A0a3 Allen, L. C. Plant now to prevent soil blowing later. Prog Farmer Tex Ed Oct. 1948 63(10):130,131 2A0a3,CRANF,1948, 19482A0a3 2A0a3 Crane, F.H. Legumes supply organic matter. Better Crops Plant Food Dec. 1948 32(10):6-11, 45-47 2A0a3,NIXOW/TAYLD,1948, 19482A0a3 2A0a3 Nixon, W. M., Taylor, D. H. Hubam sweetclover. Better Crops with Plant Food Dec. 1948 32(10):15-20,47 2A0a3,ABELP,1949, 19492A0a3 2A0a3 Abel, P. M. Cover cropping. Country Guide Dec. 1949 68(12):11,46,47 2A0a3,HUNTR,1949, 19492A0a3 2A0a3 Hunt, R. Spread winter covers early. Prog Farmer Ky Tenn WV ed Sep. 1949 64(9):86-87 2A0a3,MAULR,1949, 19492A0a3 2A0a3 Mauldin, R. C. Green manure crops varied. Tex Livestock J Feb. 1949 8(2):8-28 2A0a3,HOFFG,1950, 19502A0a3 2A0a3 Hoff, G. Alfalfa a soil-building green manure crop; value of legume crops shown by actual per acre cost records. Flying Plowman Sep/Oct. 1950 4(8):1-3 2A0a3,ISIDR,1950, 19502A0a3 2A0a3 Isidro, R. A. Cover cropping and green manuring. Agr & Indus Life Jun. 1950 12(6):13,26-27 2A0a3,PALMC,1950, 19502A0a3 2A0a3 Palmer, C. B. Lupins for feed and green manure. Westralian Farmers Co-op Gaz Feb. 1950 18:83-85 2A0a3,SCARR,1951, 19512A0a3 2A0a3 Scarlett, R. L. Green manuring and fertility. Gard Chron Mar. 1951 129:100 2A0a3,VINIK,1951, 19512A0a3 2A0a3 Vining, K. They found a shortcut to farm fertility; are green manures and fertilizers the answer on grain farm? Prairie Farmer Ill Ed Jun. 1951 123(12):1,28 2A0a3,JOHNG,1952, 19522A0a3 2A0a3 Johnson, G. The cheapest corn you can grow I. Successful Farming Feb. 1952 50(2):40,121-122 2A0a3,PHEIE,1952, 19522A0a3 2A0a3 Pheiffer, E. E. Green manuring organic fertilizer, compact in spring? Bio-dynamics 1952 10:18-21 2A0a3,BLOOH,1953, 19532A0a3 2A0a3 Bloomfield, H. Grow your own fertilizer with cover crops. Country Gent Sep. 1953 23:40,79,82,84-85 2A0a3,HAYNJ/STRING,1953, 19532A0a3 2A0a3 Haynes. J. L., and Stringfield, G. H. Can we grow green manure between the corn rows? Ohio Farmer Mar. 1953 211:5,30 2A0a3,HILLK,1953, 19532A0a3 2A0a3 Hill, K. W. Is green manure any good? Family Herald and W. K. Star Jun. 1953 s84:7,13 2A0a3,JOHNG,1953, 19532A0a3 2A0a3 Johnson, G. D. Seed clover in corn this year. Successful Farming May 1953 51:48-49 2A0a3,PAINK,1953, 19532A0a3 2A0a3 Paine, K. E. Cover crops make corn more profitable. East States Coop Jun. 1953 29:13 2A0a3,POWET,1953, 19532A0a3 2A0a3 Powell, T. Continuous cover, key to good farming. Org Farmer Sep. 1953 5:24-27 2A0a3,BANTE,1954, 19542A0a3 2A0a3 Banta, E. S. Cover crops are fertilizer factories. Amer Veg Grower Apr. 1954 2:10-11,34 2A0a3,CAVAL,1954, 19542A0a3 2A0a3 Cavasas, L. E. Green manure pays off. Reclam Era Feb. 1954 40:10-11 2A0a3,CHARC,1954, 19542A0a3 2A0a3 Charles, C. C. Ground cover. Farm Q Autumn, 1954 9:66,121-126 2A0a3,ELDEW,1954, 19542A0a3 2A0a3 Elder, W. R. Nature is no nudist. Soil and Water Mag Sep. 1954 3:14-15 2A0a3,PENTA,1954, 19542A0a3 2A0a3 Penton, A. Green manure-a key to better farming. Narrows Creek Ripple Spring 1954 2:5-6 2A0a3,SHEWW,1954, 19542A0a3 2A0a3 Shewell-Cooper, W. E. Green manuring. Estate Mag Aug. 1954 54:335-337 2A0a3,SPRIC,1954, 19542A0a3 2A0a3 Springfield, C. C. East Texas cover up. Soil and Water Mag Sep. 1954 3:8-9 2A0a3,VITTM,1955, 19552A0a3 2A0a3 Vittum, M. T. Choose the right cover crop. Amer Veg. Grow 1955 3(10):8-9 2A0a3,APPF/SCHIV/GILLT,1956, 19562A0a3 2A0a3 App, F. J., Schisaka, V., and Gill, T.S. The value of green manure crops in farm practice. Better Crops Plant Food Mar. 1956 40(3):16-22,41-43 2A0a3,ERDML,1956, 19562A0a3 2A0a3 Erdman, Lewis W. Inoculating legumes. What's New in Crops and Soils 1956 2A0a3,JACKN,1956, 19562A0a3 2A0a3 Jackson, N. Green cover on every acre every year. Soil and Water Mag Oct. 1956 5:8-9 2A0a3,SANDS,1956, 19562A0a3 2A0a3 Sandison, S. The cultivation of leguminous covers. Planter Apr. 1956 32:190-195 2A0a3,OLDSJ,1960, 19602A0a3 2A0a3 Olds, J. New plant materials for soil improvement. Org Gard and Farming Nov. 1960 7(11):29-31 2A0a3,HOUGL,1962, 19622A0a3 2A0a3 Houghton, L. E. The value of green manure crops. Glad Books 1962:11 2A0a3,BORNZ,1973, 19732A0a3 2A0a3 Borna, Z. The influence of green manure forecrops and of spray irrigation on the yield of late cabbage. Acta Hortic 1973 29:275-277 2A0a3,CHELK/BRARZ,1973, 19732A0a3 2A0a3 Chela, K. S., Brar, Z. S. Green-manuring popular again. [Sesbania aculeate, Cyamopsis tetragonaloba, Crotalaria juncea]. Prog Farming Dec. 1973 10:11 2A0a3,PALA,1974, 19742A0a3 2A0a3 Pal, A.B. Grass as green manure. Inten Agric Nov. 1974 12(8):13 2A0a3,GOLDJ,1975, 19752A0a3 2A0a3 Goldstein, J. New fertilizers vs. strip mining [Sludge, green manures] Org Gard Farming Jun. 1975 22(6):98-99 2A0a3,MARTN,1978, 19782A0a3 2A0a3 Martwig, N. L. Crown vetch--a permanent cover crop for no-tillage corn [lessens runoff and provides nitrogen]. Hoards Dairym Mar. 1978 123(5):306,332 2A0a3,PARRJ,1979, 19792A0a3 2A0a3 Parry, J. Green manuring raises yields (Field crops). Big Farm Management Apr. 1979 :16,19 2A0a4,,1920, 19202A0a4 2A0a4 Green-manures and soil reaction. Ag Lime News B May 1920 2:3 2A0a4,NORRR,1920, 19202A0a4 2A0a4 Norris, R. V. Fermentation of green manure. Ag News Dec. 1920 19:394 2A0a4,WHITA/SCHOW,1920, 19202A0a4 2A0a4 Whiting, A. L., Schoonover, W. R. Comparative rate of decomposition of green and cured clover tops in soil. Ag Gaz of Canada Nov. 1920 7:911 2A0a4,SCHWV,1926, 19262A0a4 2A0a4 Schwikkard, V. C. Note on preliminary results of green manuring experiments. Planter Jun. 1926 76:508 2A0a4,LUCAM,1930, 19302A0a4 2A0a4 Lucas, M. Building my fields makes better yields. Market Growers J Feb. 1930 46:137 2A0a4,,1931, 19312A0a4 2A0a4 Fertilizing the cover crop. Cal Cultivator Aug. 1931 77:162 2A0a4,JOHNH,1938, 19382A0a4 2A0a4 Johnstone, H. W. Value of cover crops in continuous corn culture. Cal Cultivator Jan. 1938 85:29+ 2A0a4,HESTJ,1940, 19402A0a4 2A0a4 Hester, J. B. Role of soil organic matter in vegetable crop production. Vegetable Growers' Assn Am Rep 1940:30-49 2A0a4,RICHT,1944, 19442A0a4 2A0a4 Richardson, T. C. Better acres from rocks. Farmer Stockman Jan. 1944 57(1):10 2A0a4,PETEH,1946, 19462A0a4 2A0a4 Peterson, H. B. Possibilities for green manure crops discussed by soils expert. Utah Farmer Apr. 1946 65(16):11 2A0a4,TVERA,1946, 19462A0a4 2A0a4 Tvernetti, A. A. Effect of cover crops for reaching. Spreckels Sugar Beet B Nov/Dec. 1946 10:45 2A0a4,RICHT,1947, 19472A0a4 2A0a4 Richardson, T. C. Vetch happy and phosphate conscious. Farmer Stockman Mar. 1947 60(3):12,28 2A0a4,CARPC,1949, 19492A0a4 2A0a4 Carpenter, C. G. Lespedeza, hay that builds soil. Co-op Grain Nov. 1949 7(4):50-51,53 2A0a4,GUARS,1951, 19512A0a4 2A0a4 Guard, S. R. Between the cornrows. Breeder's Gag Aug. 1951 116(8):13,47 2A0a4,LYONA,1951, 19512A0a4 2A0a4 Lyon, A. V. Cover crops; competition with spring cycle growth of citrus trees for moisture and nitrogen. Citrus News Sep. 1951 27:134-135 2A0a4,PADGJ,1951, 19512A0a4 2A0a4 Padgett, J. R. Cover crops. Border Segse Jan.Feb. 1951 3:12 2A0a4,GUILL,1952, 19522A0a4 2A0a4 Guillem, L. Perennial munga [Phaseolus aureus] - excellent cover crop. Agr and Indus Life Jul. 1952 14(7):4,45 2A0a4,HEGEH,1952, 19522A0a4 2A0a4 Hege, H. C. Organic fertilizers unlimited. Green manures in the Philippines. Agr & Indus Life Nov. 1952 14:12-13,51 2A0a4,TURNF,1952, 19522A0a4 2A0a4 Turner, F. C. Blue lupine saves day for drouth harrased corn. South Seedman Sep. 1952 15(9):10 2A0a4,WATSE,1952, 19522A0a4 2A0a4 Watson, E. F. Green crop manuring. Farmer [Bridgewater] Autumn 1952 7:32,34 2A0a4,ALBRR,1953, 19532A0a4 2A0a4 Albrecht, R. Cover crops in corn. J Prairie Farmer Gen Ed Feb. 1953 125:5,18 2A0a4,MISSL,1953, 19532A0a4 2A0a4 Missingham, L. J. Land management in the strawberry crop. Queensl Fruit & Veg News Dec. 1953 4:722-723 2A0a4,GAYLG,1954, 19542A0a4 2A0a4 Gaylord, G. W. Green manuring in the orchard. Fruit World and Mkt Grower Feb. 1954 55:15 2A0a4,HANNM,1954, 19542A0a4 2A0a4 Hannigan, M. A. Cultivation and green manuring. Queensl Fruit and Veg News Feb. 1954 5:162-163 2A0a4,DELOJ,1955, 19552A0a4 2A0a4 DeLeon, J. Cover and green manure crops. Agr and Indus Life Apr. 1955 17:35,43 2A0a4,ISIDR,1955, 19552A0a4 2A0a4 Isidro, R. A. Cover cropping and green manuring. Agr and Indus Life Jan. 1955 17:14 2A0a4,PAINK,1955, 19552A0a4 2A0a4 Paine, K. E. Late cover crops give "life" to your soil. East States Coop 1955 31(10):18-19 2A0b2,MADSB,1916, 19162A0b2 2A0b2 Madson, B. A. Comparison of annual cropping, biennial cropping, and green manures on the yield of wheat. Cal Ag Exp B 1916 270:1-14 2A0b2,MEEKL,1916, 19162A0b2 2A0b2 Meeks, L. W. Green manure in the rotation. Rural N Y Jan 1916 75:147 (1/29/1916) 2A0b2,HAYSW,1919, 19192A0b2 2A0b2 Hays, W. P. Orchard cover crops for Indiana. Purdue Ag Jun. 1920 13:424-5 2A0b2,COXH,1921, 19212A0b2 2A0b2 Cox, H. R. How shall I go about choosing a cover crop to build up the soil on my farm? N J Ag (New Brunswick) Jun. 1921 3:2-3 2A0b2,WHITA/RICHE,1921, 19212A0b2 2A0b2 Whiting, A. L., Richmond, E. Sweet clover for nitrate production. Ill Ag Exp B 1921 233:255-67 2A0b2,WILKA,1921, 19212A0b2 2A0b2 Wilkinson, A. E. Market garden cover crops. Conn Ag Coll Ext B 1921 35:1-4 2A0b2,COXH,1923, 19232A0b2 2A0b2 Cox, H. R. Yields greatly increased by cover crops. N J Ag (New Brunswick) Dec. 1923 5:2 2A0b2,BUIET/JEFFS,1925, 19252A0b2 2A0b2 Buie, T. S., Jeffords, S. L. Winter cover crops. S C Ag Ext C 70:1-8 2A0b2,TABOP,1926, 19262A0b2 2A0b2 Tabor, P. Winter forage and cover crops. Ga Ag Coll (Ext) B 1926 32:1-20 2A0b2,BUIET,1929, 19292A0b2 2A0b2 Buie, T. S. Improve the soil with winter cover crops. S C Ag Ext C 1929 100:1-11 2A0b2,STEPJ,1934, 19342A0b2 2A0b2 Stephens, J. L. Winter legume cover crops for the coastal plain of Georgia. Ga Coastal Plain Ag Exp 1934 23:1-44 2A0b2,PIETA/MCKER,1938, 19382A0b2 2A0b2 Pieters, A. J., McKee, R. Use of cover and green-manure crops. U S D A Yearbook Agr 1938:431-44 2A0b2,GARDR,1939, 19392A0b2 2A0b2 Gardner, R. Values of plants as fertilizers compared with costs of commercial preparations. Colo Ag Exp Farm B Jul. 1939 1:6-8 2A0b2,MCKER/MCNAA,1942, 19422A0b2 2A0b2 McKee, R., McNair, A. D. Winter legumes for green manure in the cotton belt. U S Dept Agr Farmers' Bul May 1942 1663:20p. 2A0b2,MCKER,1947, 19472A0b2 2A0b2 McKee, R. Summer crops for green manure and soil improvement. U S D A Farmers' B 1947 1750:16p. 2A0b2,BRADO/UPSHW/VANHJ,1949, 19492A0b2 2A0b2 Bradt, O. A., Upshall, W. H., Vanhoarlem, J. R. Some changes in a soil after ten years of sod, green-manure and fertilization treatments. Ontario Hort Exp Sta Vineland Rpt 1949 1947-48:32-43 2A0b2,ELROJ,1949, 19492A0b2 2A0b2 Elrod, J. M. Lupines for green manure. Ga Agr Expt Sta Press B May 1949 610,2p. 2A0b2,SMOYK,1949, 19492A0b2 2A0b2 Smoyer, K. M. Why cover crops fail. Calif Farmer South Ed Sep. 1949 191:255 2A0b2,ROGET/GIDDJ,1957, 19572A0b2 2A0b2 Rogers, T. H.,Giddons, J. E. Green manure and cover crops. U S D A Yearbook Agr 1957:252-257 2A0b2,WILLC/BARNE,1959, 19592A0b2 2A0b2 Willard, C. J., Barnes, E. E. Experiments on the use of sweet clover for green manure. Agr Expt Sta Res B Aug. 1959 839,32p. 2A0b2,STURD,1962, 19622A0b2 2A0b2 Sturkie, D. G. Vetch makes high corn yields. Highlights Agr Res [Ala Sta] Fall 1962 9(3):11 2A0b2,WELLH,1964, 19642A0b2 2A0b2 Wellhausen, H. W. Winter cover crops. Ark U Agr Ext L Apr. 1964 104,rev.,5p. 2A0b2,ROHWD/POWER,1973, 19732A0b2 2A0b2 Rohweder, D.A., Powell, R. Grow legumes for green manure. A Coop Ext Programs Univ Wis Apr. 1973 2477 3p. 2A0b2,COPEJ,1975, 19752A0b2 2A0b2 Cope, J. T. Jr. Vetch for green manure. Time to reconsider? Highlights Agric Res Fall 1975 22(3):14 2A0b2,MORRK,1981, 19812A0b2 2A0b2 Morrison, K.J. Green manure and cover crops for irrigated land (to control erosion and to maintain soil fertility after harvest). Ext Bull, Washington State Univ. Coop Ext Ser Dec. 1981 6p. 2A0b2,SPERJ,1981, 19812A0b2 2A0b2 Sperbeck, J. Science is rediscovering green manures. The New Farm Jul/Aug. 1981 3(5):50-51 2A0b3,WHITT,1916, 19162A0b3 2A0b3 White, T. H. Tests of the value of stable manure, commercial fertilizer, and crimson clover for vegetable crops. Md Ag Exp B 1916 199:95-106 2A0b3,YOUNC,1916, 19162A0b3 2A0b3 Young, C. W. Results by use of cover crops. Rural N Y Mar. 1916 75:361 2A0b3,ANTHR,1917, 19172A0b3 2A0b3 Anthony, R. D. Cover crops in the orchard. N Y Ag Dept Rep 1917 2:785-93 2A0b3,DICKJ,1917, 19172A0b3 2A0b3 Dickey, J.B.R. Value of cover crops. N J Ag Exp C 1917 85:1-4 2A0b3,JOHNM,1917, 19172A0b3 2A0b3 Johnson, M. O. Comparative value of legumes as green manures. Hawaii Ag Exp Press B 1917 52:1-14 2A0b3,MAYNL,1917, 19172A0b3 2A0b3 Maynard, L. A. Decomposition of sweet clover (Melilotus alba Desr.) as a green manure under greenhouse conditions. Cornell Ag Exp B 1917 394:121-49 2A0b3,WHITT,1917, 19172A0b3 2A0b3 White, T. H. Tests of the value of stable manure, commercial fertilizer, and crimson clover for vegetable crops. Md Ag Exp Rep 1917 :1916-1917 2A0b3,BRISF/HARNH,1918, 19182A0b3 2A0b3 Brisco, F., Harned, H. H. Bacteriological effects of green manure. Miss Ag Exp B 1918 185:1-16 2A0b3,MILLH,1918, 19182A0b3 2A0b3 Miller, H. A. Simple way to increase crop yields. Farmers' B 1918 924:8-12 2A0b3,WELTF,1918, 19182A0b3 2A0b3 Welton, F. A. Selecting cover crops for fall planting. Ohio Ag Exp B Jul. 1918 3:208-12 2A0b3,,1919, 19192A0b3 2A0b3 Cover crops for fall planting. Ohio F Aug. 1919 144:110 2A0b3,MARTL,1921, 19212A0b3 2A0b3 Martin, L. Decomposition of green manures at different stages of growth. Cornell Ag Exp B 1921 406:139-69 2A0b3,PAGEH,1922, 19222A0b3 2A0b3 Page, H. J. Green manuring. Tropical Ag A-Sep. 1922 59:88-99,184-9 2A0b3,COXH,1924, 19242A0b3 2A0b3 Cox, H. R. Sweet clover a valuable cover crop. N J Ag (New Brunswick) Jul. 1924 6:2 2A0b3,BARTL,1926, 19262A0b3 2A0b3 Bartels, L. C. Lucerne manuring. J Dept Ag Victoria Aug. 1926 24:454-8 2A0b3,BEARF,1926, 19262A0b3 2A0b3 Bear, F. E. Growing organic matter. Ohio Ag Ext Timely Soil Topics 1926 95 2A0b3,MOOEC,1926, 19262A0b3 2A0b3 Mooers, C.A. Effects of liming and green manuring on crop yields and on supplies of nitrogen and humus. Tenn. Agric. Exp. Stn. Bull. No. 135 1926 2A0b3,BLEDR,1927, 19272A0b3 2A0b3 Bledsoe, R. P. Preliminary report on the value of hairy vetch and crimson clover for green manure. Ga Ag Exp B 1927 146:188-208 2A0b3,CUTLJ/HOYTH,1927, 19272A0b3 2A0b3 Cutler, J. S., H. R. Hoyt Legumes plowed down for corn. Ohio Ag Exp B Mar 1927 v 12:39-40 2A0b3,,1928, 19282A0b3 2A0b3 Soy beans and cowpeas for soil improvement. Bermuda Ag Dept B Apr. 1928 7:6-7 2A0b3,COXH,1928, 19282A0b3 2A0b3 Cox, H. R. Cover crops pay this man. N J Ag (New Brunswick) Aug. 1928 10:2 2A0b3,KIDDW,1928, 19282A0b3 2A0b3 Kidder, W. Sweet clover as a green manure crop in producing more profitable crop yields. Colo Ag Ext C 1928 51:4p. 2A0b3,SACKW,1928, 19282A0b3 2A0b3 Sackett, W. G. Effect of green manures and crop residues on soil reaction. Colo Ag Exp B 1928 324:1-31 2A0b3,,1929, 19292A0b3 2A0b3 Green manures, shelter belts and cover crops. Kenya Ag Dept 1929 2:1-17 2A0b3,,1929, 19292A0b3 2A0b3 Turning under the green crop. Bermuda Ag Dept B Aug. 1929 8:61 2A0b3,BRISC/HARNH,1929, 19292A0b3 2A0b3 Brisco, C. F., Harned, H. H. Bacteriological effects of green manure. Miss Ag Exp Tech B 1929 17:1-11 2A0b3,HALLE,1930, 19302A0b3 2A0b3 Hall, E. E. Winter cover crop experiments at the Pee Dee experiment station. S C Ag Exp C 1930 42:1-12 2A0b3,HEADW,1930, 19302A0b3 2A0b3 Headden, W. P. Effects of clover and alfalfa in rotation. CO Ag Exp B 1930 362:1-131; 364:1-77 2A0b3,LYONT,1930, 19302A0b3 2A0b3 Lyon, T.L. Legumes as a source of available nitrogen in crop rotations. Cornell Ag Exp B 1930 500:1-22 2A0b3,MOOEC,1930, 19302A0b3 2A0b3 Mooers, C.A. Effects of various legumes on the yield of corn. TN Ag Exp B 1930 142:1-16 2A0b3,MCKER/MCNAA,1931, 19312A0b3 2A0b3 McKee, R., McNair, A. D. Winter legumes for green manure in the cotton belt. USDA's Farmers' B 1931 1663:1-20 2A0b3,MILLH,1932, 19322A0b3 2A0b3 Miller, H. A. Simple way to increase crop yields. Farmers' B 1932 924:1-20 2A0b3,TRENA,1932, 19322A0b3 2A0b3 Trench, A. D. Green manure and cover crops. Kenya Ag Dept B 1932 15:1-9 2A0b3,HALLE,1933, 19332A0b3 2A0b3 Hall, E. E. Winter cover crop experiments at the Pee Dee experiment station. S C Ag Exp C 1933 51:1-13 2A0b3,QUINN,1933, 19332A0b3 2A0b3 Quinn, N. R. Cover crops or green manuring. J Dept Ag S Australia Jul. 1933 36:1385-8 2A0b3,ALBRW,1936, 19362A0b3 2A0b3 Albrecht, W. A. Methods of incorporating organic matter with the soil in relation to nitrogen accumulations. Mo Ag Exp Research 1936 249:1-16 2A0b3,GOHLG/HENDH,1936, 19362A0b3 2A0b3 Gohlman, G., Henderson, H. O. Thirteen years' results with cover crops. W Va Ag Exp B 1936 275:1-12 2A0b3,GRUNM,1936, 19362A0b3 2A0b3 Grunder, M. S. Green manure or cover crops in western Washington. Wash Ag Ext B 1936 223:4p. 2A0b3,STOKW,1936, 19362A0b3 2A0b3 Stokes, W. E. Effects of summer cover crops on crop yields and on the soil; yields of corn and sweet potatoes following summer cover. Fla Ag Exp B 1936 301:3-13 2A0b3,DICKJ,1937, 19372A0b3 2A0b3 Dickey, J. B. Cover crops for farm, orchard, and garden. Pa Ag Ext Leaflet 1937 53:1-4 2A0b3,JONEL/FERRE,1937, 19372A0b3 2A0b3 Jones, L. I., Ferris, E. B. Winter legumes. Ms Ag Ext B 1937 85:1-15 2A0b3,CROWR,1939, 19392A0b3 2A0b3 Cowley, R. W. Cover crops or green manuring. J Dept Ag S Australia September, 1939 43:147-9 2A0b3,,1940, 19402A0b3 2A0b3 Soybeans as a green-manure crop. Ill State Hort Soc News Letter Feb. 1940 :2-3 2A0b3,BLAIA/PRINA,1940, 19402A0b3 2A0b3 Blair, A. W., Prince, A. L. Comparative values of green manures and nitrate of soda as measured by the growth of small grains. N J Ag Exp 1940 677:1-8 2A0b3,OLDEA,1941, 19412A0b3 2A0b3 Oldershaw, A. W. Lupins as a light-land crop. J Ministry Ag Dec. 1941 48:164-8 2A0b3,,1942, 19422A0b3 2A0b3 Maryland, Univ. Depts. Agronomy & Horticulture Accumulating soil nitrogen by manure and cover crops. Md Univ [Agr] Ext Cir Aug. 1942 139,12p. 2A0b3,HILLH,1943, 19432A0b3 2A0b3 Hill, H. H. The effects of ryes, lespedeza and cowpeas when used as cover crops and incorporated with the soil on the leachings from Dunmore silt loam soil. Va Agr Expt Sta Tech Bul 1943 83:16p. 2A0b3,ANDEE,1945, 19452A0b3 2A0b3 Anderson, E. M. Cover crops aid vegetables. R I State Col Ext. Better Rural Life Oct. 1945 6(10):4 2A0b3,DONAR,1945, 19452A0b3 2A0b3 Donaldson, R. W. Green manure crops. Mass State Col Ext Mass Com Veg Grower Apr. 1945 :5 2A0b3,VAIKJ,1945, 19452A0b3 2A0b3 Vaik, J. E. Leguminous winter cover crops increase soil's nitrogen content. Ark Agr Col Ext Serv Rev Feb. 1945 28(2):2 2A0b3,GARDR/KUNKR,1946, 19462A0b3 2A0b3 Gardner, R., Kunkel, R. Green manures and cover crops in potato production Spud Notes [Colo Sta] Jul. 1946 4(4):2-3 2A0b3,DILLD,1949, 19492A0b3 2A0b3 Dillabaugh, D. G. Crop residues and cover crops decrease erosion. Purdue Agr Jun. 1949 40(9):4-5 2A0b3,MANEP,1950, 19502A0b3 2A0b3 Mane, P. V. Green manures and soil fertility. Poona Agr Col Mag Feb. 1950 40(4):89-92 2A0b3,HENSP,1951, 19512A0b3 2A0b3 Henson, P. R. Winter legumes for the Southeast. Washington? U S D A Off Sec 1951 5p. 2A0b3,MADIB,1951, 19512A0b3 2A0b3 Madison, B. A. Winter cover crops. Calif Agr Col Ext C Jun. 1951 174:23p. 2A0b3,COOKE/BATER,1952, 19522A0b3 2A0b3 Cook, E. D., Bates, R. P. Yields of legumes as green manure crops at Kirbyville and Cleveland, 1951-52. Tex Agr Exp Sta Prog Rpt Jan. 1952 1427:2p. 2A0b3,ELROJ,1952, 19522A0b3 2A0b3 Elrod, J. M. Crimson clover is recommended as a winter cover crop. Res News [GA Sta] Oct. 1952 3:3-4 2A0b3,ELROJ,1952, 19522A0b3 2A0b3 Elrod, J. M. Lupines for green manure. Ga Agr Exp Sta Press B Feb. 1952 610, rev., 2p. 2A0b3,RAOW/GHOSA,1952, 19522A0b3 2A0b3 Rao, W. V.B.S., and Ghosh, A. B. Green manuring. Sci and Cult Oct. 1952 18:170-173 2A0b3,CHENH/ANDEM,1953, 19532A0b3 2A0b3 Cheney, H. B., and Anderson, M. A. Green manure crops for soil improvement in Iowa. Iowa State Col Agr Ext Pam Jan. 1953 191, 4 p. 2A0b3,FOSTZ,1953, 19532A0b3 2A0b3 Foster, Z. C. Cover crops, green manures, and mulches in management and conservation of the soil. Hawaii U Agr Ext C 1953 337,7p. 2A0b3,JOHNS/BARTW/FRIET,1954, 19542A0b3 2A0b3 Johnson, J. J., Bartholomew, W. V., Friebourge, H. A. More legumes for green manure = more corn. Iowa State Col Agr Ext. Iowa Farm Sci Sep. 1954 9:578-580 2A0b3,MORRK/VIETF/NELSC/,1954, 19542A0b3 2A0b3 Morrison, K. J., Viets, F. G., Jr., and Nelson, C. E. Green manure and cover crops for irrigated land. Wash State Col Ext B Jul. 1954 489,6p. 2A0b3,FRIBH,1956, 19562A0b3 2A0b3 Fribourg, H. A. Comparison of leguminous green manures with inorganic nitrogen in rotations with corn (Abs.). Iowa State Col J Sci Feb 1956 30:358-359 2A0b3,STATR/SANDP,1956, 19562A0b3 2A0b3 Staten, R. D., Sandal, P. C. Sweet clover; a good green manure crop for Arkansas. Ark Farm Res Spring 1956 5:8 2A0b3,HOFFD,1957, 19572A0b3 2A0b3 Hoff, D. J. Effect of sweet clover and fertilizer nitrogen on yield of corn and oats. (Abs) Ohio Agr Exp Sta Agron Mimeo 1957 142:7-8 2A0b3,ARMYT/HIDEJ,1958, 19582A0b3 2A0b3 Army, T. J. and Hide, J. C. Green manure crops do not pay off on dryland when rainfall is less than 16". Montana Farmer-Stockman 1958 45(24):7 2A0b3,COPEJ,1958, 19582A0b3 2A0b3 Cope, J. T. Winter legume crops for green manure. Highlights Agr Res [Ala Sta] Fall 1958 5(3):9 2A0b3,OFFUM,1958, 19582A0b3 2A0b3 Offutt, M. S. White lupine; for Coastal Plain soils a promising winter cover and green manure crop. Ark Farm Res Jul/Aug. 1958 7(4):4 2A0b3,ERDML,1959, 19592A0b3 2A0b3 Erdman, Lewis W. Legume inoculation: What it is - what it does. USDA Farmers Bul. 2003 1959 16 p. 2A0b3,SMITR/HERVR/COLLJ/COOKE,1959, 19592A0b3 2A0b3 Smith, R. M., Hervey, R. J., Collier, J. W., and Cook, E. D. Should farmers plant winter legumes for green manure? Soil and Water (Assoc. Tex. Soil Conserv. Dist.) 1959 8(8):8-9 2A0b3,THOMG/ROBEW,1959, 19592A0b3 2A0b3 Thompson, L. G., Robertson, W. K. Effect of rotations, fertilizers, lime and green manure crops on crop yields and on soil fertility. Fla Agr Exp Sta B Dec. 1959 614,60p. 2A0b3,MORTJ/YOUNL,1960, 19602A0b3 2A0b3 Mortensen, J. L., Young, L. J. Effect of summer-seeded green manures on soil structure and availability of nitrogen. Ohio Agr Exp Sta Res B Oct. 1960 865,31p. 2A0b3,SABOL/NERNG,1960, 19602A0b3 2A0b3 Sabo, L. C., Bernath, G. E. Crops for soil cover and improvement. Ohio State U Agr Ext B Oct. 1960 406,8p. 2A0b3,NORRR/LAWRF,1962, 19622A0b3 2A0b3 Norris, R. E., Lawrence, F. P. Hairy indigo [Indigofera hirsuta] as a cover crop in Florida citrus. Fla U Agr Ext C May 1962 227,10p. 2A0b3,TURLR,1962, 19622A0b3 2A0b3 Turley, R. H. Green manure and cover crops. Canada Dept Agr P Jan. 1962 187,4p. 2A0b3,,1962, 19622A0b3 2A0b3 U S Agricultural Research Division Growing summer cover crops. U S D A Farmers Bulletin Feb. 1962 2182,16p. 2A0b3,LOVVR/FIKEW/KELLJ,1963, 19632A0b3 2A0b3 Lovvorn, R. L., Fike, W. T., Kelly, J. W. A substitute for Crotalaria; hairy indigo. Res & Farming [N.C. State] 1963 21(3/4):3 2A0b3,EHLEP,1966, 19662A0b3 2A0b3 Ehlers, P. Ground cover for western Nebraska winters. Nebr Univ Coll Agr Home Econ Quart Farm Ranch Home Sep. 1966 13(1):21-22 2A0b3,MILLM/EDWAR/WILLW,1973, 19732A0b3 2A0b3 Miller, M. D., Edwards, R. T., Williams, W. A. Soybeans for forage and green manure. CA Ag Exp Stn Jun. 1973 862:60-63 2A0b3,ROHWD/POWER,1973, 19732A0b3 2A0b3 Rohweder, D. A., Powell, R. Grow legumes for green manure. A Coop Ext Programs Univ Wis Apr. 1973 2477:3 2A0b3,LAUGD/TYNEF,1977, 19772A0b3 2A0b3 Laughlin, D. H., Tyner, F. H. Cost of establishing and maintaining forage crops in the Upper Coastal Plain Area of Mississippi, 1977. Bull Miss Agric For Exp Stn Oct. 1977 861:47 2A0b3,AULDD/MURRG/WITHR,1983, 19832A0b3 2A0b3 Auld, D.L., Murray, G.A., Withers, R.V. Austrian winter peas--a green manure crop for Idaho Current information series - Coop Ext Ser, Univ Idaho Apr. 1983 (652):4p. 2A0b4,LYONT/WILSB,1928, 19282A0b4 2A0b4 Lyon, T. L., Wilson, B. D. Some relations of green manures to the nitrogen of soil. Cornell Ag Exp Memoir 1928 115:1-29 2A0b4,GAYFG,1947, 19472A0b4 2A0b4 Gayford, G. W. Green manuring. Victoria Dept Agr J Feb. 1947 45:81-83 2A0b4,ROSSA,1948, 19482A0b4 2A0b4 Ross, A. A. The growing of green manure crops in the orchards of the Stanthorpe District. Queensl Div Plant Indus Adv Leaflet Feb. 1948 131:7p. 2A0b4,,1948, 19482A0b4 2A0b4 U S Production and Marketing Administration Cover and green manure crops. U S Prod and Mktg Admin Radio Script 1948 7:4p. 2A0b4,BAKED/ROSTC/KRAMH,1952, 19522A0b4 2A0b4 Baker, D. G., Rost, C. O., and Kramer, H. W. Influence of fertilizers on four legumes when grown as green manures. Minn Agr Exp Sta Tech B Jun. 1952 204, 14p. 2A0b4,VITTM,1953, 19532A0b4 2A0b4 Vittum, M. T. Cover crops for vegetable canning crops. Farm Res [N.Y. State] Jul. 1953 19:10-11 2A0b4,KITCJ,1954, 19542A0b4 2A0b4 Kitchin, J. T. Whats in a cover crop. N J Agr May/Jun. 1954 36:9 2A0b4,POWA,1957, 19572A0b4 2A0b4 Pow, A. J. Tests with winter cover crops, 1956-57. Wash State Col Ext C Aug. 1957 283,3p. 2A0b4,HARDM,1958, 19582A0b4 2A0b4 Hardie, M. Sunflowers as a cover crop for market gardens. West Austral Dept Agr J Jul/Aug. 1958 7(4):457-458 2A0b4,KAMPE/CHANW/KRANB,1958, 19582A0b4 2A0b4 Kamprath, E. J., Chandler, W. V., Krantz, B. A. Winter cover crops--their effects on corn yields and soil properties. N C Agr Exp Sta Tech B Mar. 1958 129,47p. 2A0b4,FLOCW/AAAMH/LUGGJ,1959, 19592A0b4 2A0b4 Flocker, W. J., Aaamalion, H., Lugg, J. Effect of winter cover cropping and subsoiling on some physical properties of Chular sandy loam. Calif U Dept Veg Crops Sep. 1959 100,12p. 2A0b4,,1959, 19592A0b4 2A0b4 Ohio State Univ, Col of Agric, Ext Serv Meadow, pasture and cover crop seeding mixtures. Ohio Agr Col Ext L Feb. 1959 79,8p. 2A0b4,WILLW/FINBD,1963, 19632A0b4 2A0b4 Williams, W. A., Finbrock, D. C. Vetch green manure increases rice yields. Calif Agr Jan. 1963 17(1): 12-13 2A0b4,FARNC/JOHNP/PENDJ,1965, 19652A0b4 2A0b4 Farnham, C. H., Johnson, P. E., Pendleton, J. W. Rye or ryegrass for winter cover: effect on yields of following corn crop. Ill Res Fall 1965 7(4):5 2A0b4,TAYLR/GRIFFJ/MECHG,1981, 19812A0b4 2A0b4 Taylor, R. W., Griffin, J. L., Meche, G. A. Potential of vetch (Vicia spp.) for forage and cover crop production in the rice area of Louisiana. Prog Rep, clovers and special purpose legumes res - Univ of WI, Dept Agron 1981 14:34-36 2A0b4,ADAMT/KAYB/DONAD/GRAVW/HAMI/STAM,1982, 19822A0b4 2A0b4 Adams, T. E.jr., Kay, B.L., Donaldson, D. R., Graves, W.L., Hamilton, Stamen Seeding for erosion control in coastal and central California (Ground cover plants, grasses, clover, and flower mix). Leaflet - Univ of CA, Cooperative Ext Ser Apr. 1982 (21304)4p. 2A0b4,ROTHP/MITCR,1982, 19822A0b4 2A0b4 Roth, P. L., Mitchell, R. J. Effects of selected cover crops on the growth of black walnut (Juglans nigra, forage, Illinois). USDA Forest Ser General Tech Rep NC 1982 (74):110-113 2A0c1,LEWIR/HUNTJ,1940, 19402A0c1 2A0c1 Lewis, R. D.and J. H. Hunter Nitrogen losses from Alabama soils in lysimeters as influenced by various systems of green manure crop management. Am Soc Agron J August, 1940 34:586-601 2A0c2,,1932, 19322A0c2 2A0c2 Manual of green manuring. Review. Malayan Ag J Dec. 1932 20:648-9 2A0c2,BELLA,1938, 19382A0c2 2A0c2 Bell, A. F. Crop rotation with special references to the principles of green manuring. Queensl Ag J Jul. 1938 50:44-54 2A0c2,APPF/ICHIV/GILLT,1956, 19562A0c2 2A0c2 App, F., Ichisaka, V., and Gill, T. S. Cover and green manure crops; their selection, fertility standards, and value; measured in terms of organic matter, plant food, soil structure, and yield of following cash crop. (Abs.) Soil Sci Soc Amer Proc Oct. 1956 20:587 2A0c2,LARUT/PATTT,1981, 19812A0c2 2A0c2 LaRue, T.A., and T.G. Patterson. How much nitrogen do legumes fix? Adv in Agron 1981 34( ):15-36 2A0c2,SCHMO/KLAYR,1981, 19812A0c2 2A0c2 Schmid, O., and R. Klay. Green manuring, principles and practices. Woods End Agricultural Inst. Public #2, Temple, ME 1981 2A0c2,SMITC/PRING,1982, 19822A0c2 2A0c2 Smith, C.R., Prine, G.M. Intercropping and double cropping of corn with green manure legumes in North Florida Proc - Soil Crop Sci Soc of Florida 1982 41:148-152 2A0c3,FULMH,1917, 19172A0c3 2A0c3 Fulmer, H. L. Relation of green manures to nitrogen fixation. Soil Sci Jul. 1917 4:1-17 2A0c3,PIETA,1917, 19172A0c3 2A0c3 Pieters, A. J. Green manuring: a review of the American experiment station literature. Am Soc Agron J Apr. 1917 9:62-82, 109-26, 162-72 2A0c3,WOODJ,1918, 19182A0c3 2A0c3 Wood, J. C. My experience with cover crops; with discussion. Mont Hort Soc Rep 1918:44-8 2A0c3,,1921, 19212A0c3 2A0c3 Green manuring. Tropical Ag Jan. 1921 56:4-6 2A0c3,BELLG,1921, 19212A0c3 2A0c3 Bell, G. Green manures and fertilizers. Can Hort Mar. 1921 44:27-8 2A0c3,BENSA,1921, 19212A0c3 2A0c3 Benson, A. H. Green crop manuring. Queensl Ag J Aug. 1921 16:88-9+ 2A0c3,BLACG,1921, 19212A0c3 2A0c3 Blackshaw, G. N. Green manuring and soil management. Rhodesia Ag J Oct. 1921 18:455-60 2A0c3,MALLC,1921, 19212A0c3 2A0c3 Mally, C. W. Insect pests; a factor in green manuring. J Dept Ag S Africa Sep. 1921 3:219-24 2A0c3,WENHH,1923, 19232A0c3 2A0c3 Wenholz, H. Green manuring. Ag Gaz of New South Wales Jul. 1923 34:526-7 2A0c3,,MCCAA,1924, 19242A0c3 2A0c3 McCall, A. G. Green manuring crops for soil improvement. Md Ag Exp B 1924 268:1-12 2A0c3,WOODC,1925, 19252A0c3 2A0c3 Woodward, C. R. Can fertilizers and cover crops replace manure on truck farms? Market Growers J Sep. 1925 37:689 2A0c3,LOHNF,1926, 19262A0c3 2A0c3 Lohnis, F. Nitrogen availability of green manures. Soil Sci Oct. 1926 22:253-90 2A0c3,WENHH,1926, 19262A0c3 2A0c3 Wenholz, H. Green manuring as a means of maintaining and improving soil fertility. N S Wales Ag Dept Farmers' B 1926 156:1-27 2A0c3,,1927, 19272A0c3 2A0c3 Benefits of green manuring. Farming in S Africa May 1927 2:91 2A0c3,CARPP,1927, 19272A0c3 2A0c3 Carpenter, P. H. Green crops; the need for organic manure. Tropical Ag Oct. 1927 69:221-4 2A0c3,HILLA/WATEH,1927, 19272A0c3 2A0c3 Hill, A.G.G., Waters, H. B. Maintenance of fertility by rotational green manuring. 1st West African ag conf 1927 :159-71 2A0c3,BURNW,1928, 19282A0c3 2A0c3 Burnett, W. S. Green manure. Tropical Ag Jan. 1928 70:12-17 2A0c3,DUPLI,1928, 19282A0c3 2A0c3 du Plesis, I.P.J. Green manure and protein feed. Farming in S Africa Jan. 1928 2:537 2A0c3,,1929, 19292A0c3 2A0c3 Symposium on soil organic matter and green manuring. Am Soc Agron J Oct. 1929 21:943-93 2A0c3,,1929, 19292A0c3 2A0c3 Green manuring and cover crops. R Ag Dec. 1929 20pt1:486-93 2A0c3,AMESC,1929, 19292A0c3 2A0c3 Ames, C. T. Vetch and Austrian peas as winter cover crops. Bur Farmer (Ms. ed) Sep. 1929 5:24 2A0c3,BARRF,1929, 19292A0c3 2A0c3 Barros, F. Comparative study of the effects on yield of corn of some leguminous crops used as green manure. Phil Ag Jul. 1929 29:142-9 2A0c3,BUNTB/MILSJ,1929, 19292A0c3 2A0c3 Bunting, B., Milsum, J. N. Cover crops and green manures. Tropical Ag Feb. 1929 72:77-91 2A0c3,PIETA/MCKER,1929, 19292A0c3 2A0c3 Pieters, A. J., McKee, R. Green manuring and its application to agricultural practices. Am Soc Agron J Oct. 1929 21:985-93 2A0c3,,1930, 19302A0c3 2A0c3 Soil organic matter and green manuring; editorial. Tropical Ag Jan. 1930 74:1-2 2A0c3,BELGW,1930, 19302A0c3 2A0c3 Belgrave, W.N.C. 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Organic Farmer Oct. 1949 1(3):17-19 2B0a2,DRAUF,1959, 19592B0a2 2B0a2 Drauden, F. Rock phosphate for soil fertility. Org Gard & Farming Nov. 1959 6(11):68-71 2B0a2,OLDSJ,1961, 19612B0a2 2B0a2 Olds, J. Reduce fertilizer costs with natural minerals. Org Gard & Farming Jan. 1961 8(1):100-102,106,111 2B0a3,,1916, 19162B0a3 2B0a3 How raw rock phosphate becomes available. Wallaces' F Jul. 1916 41:945 2B0a3,,1916, 19162B0a3 2B0a3 How to store rock phosphate and limestone. Am Coop J May 1916 11:962 2B0a3,DUGGJ,1916, 19162B0a3 2B0a3 Duggar, J. E. Rock and basic phosphate. Prog F Apr. 1916 31:468 2B0a3,DUGGJ,1916, 19162B0a3 2B0a3 Duggar, J. F. Ground rock phosphate. Prog F Feb. 1916 31:303 2B0a3,DUGGJ,1918, 19182B0a3 2B0a3 Duggar, J. F. Basic phosphate as a fertilizer. Prog F Feb. 1918 23:560-3 2B0a3,,1919, 19192B0a3 2B0a3 Ground phosphate rock and acid phosphate. Prog F Oct. 1919 34:1640 2B0a3,BUTLT,1919, 19192B0a3 2B0a3 Butler, T. Basic slag phosphate compared with acid phosphate. Prog F Feb. 1919 34:167 2B0a3,,1921, 19212B0a3 2B0a3 Advantages of basic slag. Live Stock J Jan. 1921 93:92 2B0a3,SNIDH,1921, 19212B0a3 2B0a3 Snider, H. J. Limestone--sweet clover--rock phosphate--success. O Judd Farmer Apr. 1921 69:418 2B0a3,WILLC,1921, 19212B0a3 2B0a3 Williams, C. G. Acid vs. rock phosphate. Ohio F Aug. 1921 148:166 2B0a3,CATEJ,1924, 19242B0a3 2B0a3 Cates, J. S. Jury's verdict; farmers themselves have decided the rock-phosphate controversy. Country Gent Jul. 1924 89:14 2B0a3,JUDDO,1924, 19242B0a3 2B0a3 Judd, O. Never lost a clover stand with phosphates. Ill F Aug. 1924 72:432 2B0a3,SABIL,1924, 19242B0a3 2B0a3 Sabine, L. F. Limestone rock phosphate, and clover. Rural N Y Jun. 1924 83:855 2B0a3,SMITA,1924, 19242B0a3 2B0a3 Smith, A. G. Poor man's phosphate. Country Gent Apr. 1924 89:10 2B0a3,NAGAH,1925, 19252B0a3 2B0a3 Nagant, H. M. Problemes atuels en matiere d'engrais phosphates. Sci Ag Jul. 1925 5:357-60 2B0a3,THORC,1925, 19252B0a3 2B0a3 Thorne, C. E. Raw phosphate vs. acid phosphate. Hoard's D Jul. 1925 69:899 2B0a3,THOMJ/HOWEC,1926, 19262B0a3 2B0a3 Thomas, J. B., Howes, C. C. Ratio of sulphur trioxide to phosphoric acid anhydride; an aid in the control of acid phosphate manufacture. Am Fert Oct. 1926 65:28-9 2B0a3,WHITA/RICHG,1926, 19262B0a3 2B0a3 Whitson, A. R., Richards, G. Use phosphate--it pays! Wis Ag Ext Spec C 1926 8p. 2B0a3,GARDH,1938, 19382B0a3 2B0a3 Gardner, H.W. Make the most of lime and slag. Farmer & Stock-Breeder Feb. 1938 52:331-2 2B0a3,HOWAA,1944, 19442B0a3 2B0a3 Howard, Sir Albert Is basic slag really necessary? Org Gard Apr. 1944 4(5):10-12 2B0a3,THOMJ/GILLA,1946, 19462B0a3 2B0a3 Thompson, J. H., Gilling, A. T. Sixty years of slag; the story of home-produced phosphate. Farmers Weekly [London] Dec. 1946 25(24):36-37 2B0a3,WHITS,1946, 19462B0a3 2B0a3 Whitehead, S.B. Learn to know your fertilizers: 1. Basic slag. Pop Gard Jan 12, 1946 47:362 2B0a3,DUNLJ,1947, 19472B0a3 2B0a3 Dunlop, J. Basic slag: its history, production and fertilizing uses. Inst Corn and Agr Merchants J Oct. 1947 1:52-55 2B0a3,LURMH,1949, 19492B0a3 2B0a3 Lurman, H. A. What if phosphate supplies should become exhausted? Alternate ways of fertilizing the soil. Straight Furrow Jul. 1949 8(9):35 2B0a3,SCOTP,1951, 19512B0a3 2B0a3 Scott, P. Try basic slags. Org Gard Apr. 1951 18(4):54-55 2B0a3,BURGH,1953, 19532B0a3 2B0a3 Burgart, H. P. Rock phosphate for nut trees. North Nut Growers Assoc Annu Rpt 1954 44:135-138 2B0a3,LANGA,1953, 19532B0a3 2B0a3 Lang, A. L. Rock phosphate; raw rock phosphate builds up long lasting soil fertility while its teammate, superphosphate, gives fast nourishment to the current crop. Farm Q Spring 1953 8:40-43,110-113 2B0a3,SIELD,1953, 19532B0a3 2B0a3 Sieling, D.H. Organic matter, the key to phosphate availability. What's New Crops and Soils Oct. 1953 6:7-8 2B0a3,WILLJ,1953, 19532B0a3 2B0a3 Williams, J. E. Rock phosphate in the Southwest. Cattleman Dec. 1953 40(7):25,54,56,58 2B0a3,MALHJ/DEV,1954, 19542B0a3 2B0a3 Malherbe, J., De, V. The choice between basic slag and super phosphate. Citrus Grower Jan 31, 1954 240:9 2B0a3,THOMJ,1954, 19542B0a3 2B0a3 Thompson, J.H. Basic slag; its production composition and fertilizing value. Fert Feed Stuffs and Farm Supplies J Apr. 14, 1954 40:319-322, 325-326 2B0a3,HOPKD,1955, 19552B0a3 2B0a3 Hopkins, D.P. Basic slag as a fertilizer. Agr Merchant Aug. 1955 35:351-353 2B0a3,LONGC,1956, 19562B0a3 2B0a3 Long, C. H. Comparison of rock phosphate with superphosphate in crop rotations. Com Fert Apr. 1956 92:28-29 2B0a3,GULLJ/CORKR,1958, 19582B0a3 2B0a3 Gullay, J. R., Cork, R. L. Superphosphate vs. rock phosphate in Michigan. (Abs.) Farm Chem Sep. 1958 121(9):35 2B0a3,CARSW,1962, 19622B0a3 2B0a3 Carson, W.D. Basic slag, Europe's low cost phosphatic fertilizer. World Crops June 1962 14(6):186-187,192 2B0a3,LEWIC,1963, 19632B0a3 2B0a3 Lewis, C. E. Rock phosphate proves aid to native range plants. Fla Cattleman and Livestock J Nov. 1963 28(2):34,34A 2B0a3,TOWLH,1965, 19652B0a3 2B0a3 Towler, H. The handling and spreading of basic slag. Farm Gard Contract Nov. 1965 4(18):7,10 2B0a3,CARSW,1966, 19662B0a3 2B0a3 Carson, W.D. Fertility: background facts on basic slag, a unique phosphatic fertilizer. Farm May/June 1966:15-18 2B0a4,CHAMW,1917, 19172B0a4 2B0a4 Chamberlain, W. I. Dr. Chamberlain comments: acid phosphate versus raw rock phosphate. Nat Stock & F Nov. 1917 41:790 2B0a4,STEWR,1926, 19262B0a4 2B0a4 Stewart, R. How to increase crop yields. Fill Il Apr. 1926 36:22 2B0a4,BLISR,1952, 19522B0a4 2B0a4 Bliss, R. H. The promise of rock phosphate. Org Farmer Mar. 1952 3(8):20-21,52-53 2B0b2,FRIBH,1956, 19562B0b2 2B0b2 Fribourg, H. A. Comparison of leguminous green manures with inorganic nitrogen in rotation with corn. Iowa State Col J Sci Feb. 1956 30:358-359 2B0b2,BRIDR/ROSTC,1958, 19582B0b2 2B0b2 Bridgeford, R. O., Rost, C. O. Comparative value of rock phosphate and superphosphate as fertilizers. Minn Agr Exp Sta B Dec. 1958 448,15p. 2B0b3,RICHA,1916, 19162B0b3 2B0b3 Richardson, A. E. V. Results of experiments, 1915: light and heavy dressings of superphosphate. J Dept Ag Victoria May 1916 14:288-95 2B0b3,,1918, 19182B0b3 2B0b3 German phosphate substitutes. Ag J of India Oct. 1918 13:731-4 2B0b3,KEITT/MURRA,1919, 19192B0b3 2B0b3 Keitt, T. E., Murray, A. W. Comparison of certain raw phosphates with acid phosphate for fertilizing cotton. Ga Ag Exp B 1919 131:37-45 2B0b3,DUSTR,1920, 19202B0b3 2B0b3 Dustman, R. B. Basic slag. Ohio Ag Ext Timely Soil Topics 1920 27:4p. 2B0b3,THORC,1920, 19202B0b3 2B0b3 Thorne, C. E. Basic slags vs. acid phosphate. Ohio Ag Exp B May 1920 5:141-6 2B0b3,WHITA/RICHG,1925, 19252B0b3 2B0b3 Whitson, A. R., Richards, G. Profits from phosphates. Wis Ag Exp B 1925 376:1-22 2B0b3,WALSH,1926, 19262B0b3 2B0b3 Walster, H. L. Studies on the use of raw rock phosphate. N D Ag Exp B 1926 198:1-15 2B0b3,KIRKC,1927, 19272B0b3 2B0b3 Kirkpatrick, C. D. Experience with rock phosphate. Hoard's D Feb. 1927 72:178 2B0b3,NOLLC,1930, 19302B0b3 2B0b3 Noll, C. F. Field test of different sources of phosphorus. Pa Ag Exp B 1930 252:1-14 2B0b3,FRAPG,1935, 19352B0b3 2B0b3 Fraps, G. S. Availability of the phosphoric acid of finely-divided rock phosphate. Tex Ag Exp B 1935 509:1-16 2B0b3,WASSR,1941, 19412B0b3 2B0b3 Wasson, R.A. Results of cooperative basic slag demonstrations with winter legumes, summer legumes and pastures for 1939-1940. La Agr Col Ext Cir, Univ Sta Baton Rouge, La Feb. 1941 206,11p. 2B0b3,MCINW/WINTS,1943, 19432B0b3 2B0b3 McIntire, W.H., Winterberg, S.H. Quenched calcium silicate slag; a by-product substitute for limestone and superphosphate. Tenn Agr Expt Sta Bul Mar 1943 184,32p. 2B0b3,,1946, 19462B0b3 2B0b3 Eire Dept. of Agriculture. Basic slag and other phosphatic manures. Erie Dept Agr Leaflet 95 1946 95:4p. 2B0b3,ROSTC/BURSP,1947, 19472B0b3 2B0b3 Rost, C. O., Burson, P. M. Comparative trials with rock phosphate and superphosphate in Minnesota. Minn U Agr Ext Soil Ser 1947 18:7p. 2B0b3,EVANC,1948, 19482B0b3 2B0b3 Evans, C.E. Blast-furnace slags having liming value. Farm and Home Res [Ohio State] Sep/Oct. 1948 33:165-167 2B0b3,HARDR,1950, 19502B0b3 2B0b3 Harding, R.B. The use of blast furnace slag as a soil amendment. Ohio State U Abs Doct Diss 1950 59:329-335 2B0b3,BACHM/VOLKG,1951, 19512B0b3 2B0b3 Bachtell, M. A., Volk, G. W. Rock phosphate results inferior to those of superphosphate Ohio Farm and Home Res [Ohio Sta] Jul/Aug. 1951 36:59-60 2B0b3,LONGA,1951, 19512B0b3 2B0b3 Long, A. L. How fine to grind rock phosphate III. Agr Col Ext Mar. 1951 AG1487:1p. 2B0b3,MCLEE/BROWD/HAWKC,1952, 19522B0b3 2B0b3 McLean, E. O., Brown, D. A., Hawkins, C. A. Comparative evaluation studies on rock and superphosphate. Ark Agr Expt Sta B Nov. 1952 528,29p. 2B0b3,VOLKG/HARDR/EVANC,1952, 19522B0b3 2B0b3 Volk, G.W., Harding, R.B., Evans, C.E. A comparison of blast furnace slag and limestone as a soil amendment. Ohio Agr Expt Sta Res B Nov. 1952 708,19p. 2B0b3,BARNE,1954, 19542B0b3 2B0b3 Barnes, E. E. Superphosphate vs. raw rock phosphate. Ohio Agr Expt Sta Agron Dept Ser 1954 129, 2p. N.d. 2B0b3,MCLEE,1956, 19562B0b3 2B0b3 McLean, E. O. Field evaluation studies of rock and superphosphate. Ark Agr Exp Lt Mimeo Ser Feb. 1956 2B0b3,GUTTJ/COOKR,1958, 19582B0b3 2B0b3 Guttay, J. R., Cook, R. L. Superphosphate vs. rock phosphate for corn, small grains, and alfalfa in Michigan. Agron Abs 1958:20 2B0b3,MOSCW/JONEG,1965, 19652B0b3 2B0b3 Moschler, W. W., Jones, G. D. Field experiments with rock phosphate in Virginia. Va Agr Exp Sta Tech Bull Mar. 1965 178,23p. 2B0b3,JONEJ,1968, 19682B0b3 2B0b3 Jones, J.B. Granulated slag for liming soils. Ohio Rep Res Dev Biol Agr Home Econ Jul/Aug. 1968 53(4):62-63 2B0b3,BARNJ/KAMPE,1975, 19752B0b3 2B0b3 Barnes, J. S., Kamprath, E. J. Availability of North Carolina rock phosphate applied to soils (Maize, soybeans, wheat). Tech Bull NC Agric Exp Stn Jan. 1975 229, 23p. 2B0b4,,1917, 19172B0b4 2B0b4 Availability of phosphoric acid in rock phosphate. Tex Ag Exp B 1917 212:1-40 2B0b4,WAGGH,1917, 19172B0b4 2B0b4 Waggaman, H. Phosphate rock our greatest fertilizer asset. U S Ag Yearbook 1917 :177-83 2B0b4,ALWAF,1918, 19182B0b4 2B0b4 Alway, F. J. Experiments with phosphate fertilizers in Minnesota. Minn Ag Ext Spec B 1918 23:1-8 2B0b4,BURGJ,1920, 19202B0b4 2B0b4 Burgess, J. L. Discussion of the relatively greater availability of acid phosphate and the native soil phosphates in the presence of pulverized limestone. N C Ag Dept B Feb. 1920 41:1-16 2B0b4,MOOEC,1929, 19292B0b4 2B0b4 Mooers, C. A. Comparative values of different phosphates. Tenn Ag Exp B 1929 141:1-18 2B0b4,DETUE,1948, 19482B0b4 2B0b4 Deturk, E. E. Fertilizers, fertilizer materials and rock phosphate used in Illinois during 1947. Ill Agr Col Ext Ag Mar. 1948 1360, 3p. 2B0b4,CHAVJ/BLACC,1966, 19662B0b4 2B0b4 Chaverri, J. G., Black, C. A. Theory of the solubility of phosphate rock. Iowa State J Sci Aug. 1966 41(1):77-95 2B0c2,WEEKM/MILLH,1949, 19492B0c2 2B0c2 Weeks, M. E., Miller, H. F. The residual effects of phosphates used on long-time field experiments. Soil Sci Soc Amer Proc 1949 (1948)13:102-107 2B0c2,DOLEE/MILLH/FREEJ,1959, 19592B0c2 2B0c2 Dole, E. C., Miller, H. F., Freeman, J. F. Long-time residual effects of rock and superphosphate. Agron Abs 1959:24 2B0c2,JACKJ/BURTG,1959, 19592B0c2 2B0c2 Jackson, J. E., Burton, G. W. A five year comparison of rock phosphate and superphosphate for several forage crops. Agron Abs 1959:27 2B0c2,DOLLE/MILLH/FREEJ,1960, 19602B0c2 2B0c2 Doll, E. C., Miller, H. F., Freeman, J. F. Initial and residual effects of rock phosphate and superphosphate Agron J May 1960 52(5):247-250 2B0c2,THURD/SMITF,1960, 19602B0c2 2B0c2 Thurlow, D. L., Smith, F. W. Rock phosphate and superphosphate as sources of phosphorus and calcium for alfalfa. Agron J Jun. 1960 52(6):313-517 2B0c2,CESCM/TYNEE,1976, 19762B0c2 2B0c2 Cesca, M. P., Tyner, E. H. Rate of rock phosphate disappearance for the Morrow Plots [America's oldest experimental field]. Ann Agron 1976 27(5/6):891-924 2B0c3,,0000, 00002B0c3 2B0c3 Acid phosphate vs. ground rock phosphate. Southern fertilizer assn. Soil Improvement Com Circular 4, #19 2B0c3,PRIDJ,1918, 19182B0c3 2B0c3 Pridmore, J. C. Acid phosphate vs. phosphate rock; their value on southern farms. Am Fert Jan. 1918 48:32 2B0c3,WILLC,1920, 19202B0c3 2B0c3 Williams, C. B. Acid phosphate vs. raw rock. Am Fert Jun. 1920 52:72 2B0c3,,1921, 19212B0c3 2B0c3 Basic slags. Scottish J Ag Jul. 1921 4:321-4 2B0c3,,1921, 19212B0c3 2B0c3 Phosphatic manures; the present position. J Ministry Ag May 1921 28:186-8 2B0c3,ASTOB,1921, 19212B0c3 2B0c3 Aston, B. C. Basic slag and rock phosphate. J Ag New Zealand Nov. 1921 23:302-3 2B0c3,FAUEF,1923, 19232B0c3 2B0c3 Fauer, F. C. Foraging power of plants for phosphate rock. Am Soc Agron J Mar. 1923 15:99-109 2B0c3,BAKEW,1925, 19252B0c3 2B0c3 Baker, W. G. Residual effects of acid phosphate and rock phosphate. Am Soc Agron J Mar. 1925 17:172-86 2B0c3,,1928, 19282B0c3 2B0c3 Basic slag. Am Fert Mar. 1928 68:54+ 2B0c3,HUSBA,1929, 19292B0c3 2B0c3 Husband, A. D. Value of rock phosphate and bone and superphosphate as fertilisers for maize production. Rhodesia Ag J 1929 26:1247-52 2B0c3,RIPLP,1930, 19302B0c3 2B0c3 Ripley, P. O. Effect of soil type on the availability of finely ground rock phosphate. Sci Ag Jun. 1930 10:678-89 2B0c3,BROWB/HAWKA,1944, 19442B0c3 2B0c3 Brown, B. E., Hawkins, A. A comparison of colloidial phosphate, rock phosphate and superphosphate as sources of phosphorus for potato fertilzier in Aroostook County, Main. Amer Fert May 1944 100(8):5-7,26 2B0c3,BROWB/KENNJ,1944, 19442B0c3 2B0c3 Brown, Bailey E. and Jacob, Kenneth D. Greenhouse and field tests comparing colloidal phosphate, phosphate rock and superphosphate as sources of phosphorus for various crop plants. Amer Fert 1944 101(13):7-10,22,24,26,28,30 2B0c3,VOLKG,1944, 19442B0c3 2B0c3 Volk, G. W. Availability of rock and other phosphate fertilizers as influenced by lime and form of nitrogen fertilizer. Amer Soc Agron J Jan. 1944 35:46-56 2B0c3,BROWB/JACOK,1945, 19452B0c3 2B0c3 Brown, B. E. and Jacob, K. D. Greenhouse pot-culture tests on rock phosphates as sources of phosphorus for plants. Amer Fert 1945 102(1):11-12,28,30 2B0c3,CARTO/COLLB/DAVIF,1951, 19512B0c3 2B0c3 Carter, O.R., Collier, B.L., Davis, F.L. Blast furnace slags as agricultural liming materials. Agron J Sep. 1951 43:430-433 2B0c3,DIETE,1952, 19522B0c3 2B0c3 Diety, E. F. Why not try rock phosphate? Farm Chem May 1952 15(5):33 2B0c3,LANGA,1953, 19532B0c3 2B0c3 Lang, A. L. Rock phosphate for direct application-a natural in soil conservation work plans. J Soil and Water Conservation Jan. 1953 8:21-24 2B0c3,LINSC,1953, 19532B0c3 2B0c3 Linsley, C. M. Facts, phosphates and you; used with limestone, rock phosphate proves its worth to farmers who formerly believed it took a long time to get benefits III. Agr Assn Rec Apr. 1953 31:14-15 2B0c3,CHICP,1954, 19542B0c3 2B0c3 Chichilo, P.O. and others Furnace slag as a source of plant nutrients and its liming effectiveness relative to limestone. J Agr and Food Chem Apr. 28, 1954 2:458-462 2B0c3,FINNB,1954, 19542B0c3 2B0c3 Finn, B. F. Comparative evaluation studies on rock and superphosphate (Abs.). Agr Inst Rev May/Jun. 1954 9:38 2B0c3,HAWKG/FRIEM,1955, 19552B0c3 2B0c3 Hawkes, G. R., Fried, M. Effect of phosphate level on the availability of rock phosphate. Agron Abs 1955 47:14 2B0c3,COOKG,1956, 19562B0c3 2B0c3 Cooke, G. W. The value of rock phosphates for direct application. Empire J Exp Agr 1956 24:295-306 2B0c3,DOLLE/MILLH,1956, 19562B0c3 2B0c3 Doll, E. C., Miller, H. F. Initial and residual effectiveness of rock phosphate in a rotation (Abs.). Assn South Agr Workers Proc 1956 53:73 2B0c3,HOWED,1956, 19562B0c3 2B0c3 Howe, D. O. The availability of the phosphorus in rock phosphate as measured by the phosphorus uptake of alfalfa. Diss Abs Jan. 1956 16:4-5 2B0c3,LONGO,1956, 19562B0c3 2B0c3 Long, O. H. Some comparisons of rock phosphate with superphosphate in crop rotations. Assn South Agr Workers Proc 1956 53:72 2B0c3,MCLEE,1956, 19562B0c3 2B0c3 McLean, E. O. Factors affecting yields and uptake of phosphorous by different crops. II. Rock phosphate and superphosphate, separate and in combination, under extended cropping. Soil Sci Sep. 1956 82:181-192 2B0c3,MOSCW,1956, 19562B0c3 2B0c3 Moscher, W. W. Effect of lime on rock phosphate availability (Abs.). Va J Sci Sep. 1956 7:252 2B0c3,ARMIW/FRIEM,1957, 19572B0c3 2B0c3 Armiger, W. H., Fried, M. The plant availability of various sources of phosphate rock. Soil Sci Soc Amer Proc Mar./Apr. 1957 21:183-188 2B0c3,FINNB/COOKR/HARRC,1957, 19572B0c3 2B0c3 Finn, B. J., Cook, R. L., and Harrison, C. M. Comparison of rock phosphate to superphosphate for oats and alfalfa on three podzolized soils of eastern Canada. Agron J Sep. 1957 49(9):465-468 2B0c3,PHIBG/NICHJ/REEDL,1957, 19572B0c3 2B0c3 Phibbs, G. M., Nichols, J. D., Reed, L. W. The availability of phosphorus from rock phosphate vs. superphosphate. I. yield and chemical composition when grown on two soils similarly classified. Agron Abs 1957 49:27 2B0c3,SEAT/STERA/KRAMJ,1959, 19592B0c3 2B0c3 Seaty, L. F., Sterges, A. J., Kramer, J. C. The influence of organic matter additions on rock phosphate availability to crops. Soil Sci Soc Amer Proc Sep/Oct. 1959 23(5):374-376 2B0c3,SIMSH,1959, 19592B0c3 2B0c3 Sims, H. J. Cereal trials with rock phosphate in Victoria J Agr [Melbourne] Dec. 1959 57(12):759-765 2B0c3,BATHJ/CAMEJ,1960, 19602B0c3 2B0c3 Bath, J. G., Cameron, J. H. Rock phosphate for top dressing pasture; comparisons with super phosphate. J Agr [Melbourne] Jul. 1960 58(7):459-463,465,467 2B0c3,JACKJ/BURTG,1960, 19602B0c3 2B0c3 Jackson, J. E., Burton, G. W. A five year comparison of rock phosphate and concentrated superphosphate for several forage crops. Agron J Dec. 1960 52(12):692-694 2B0c3,MCLAK,1960, 19602B0c3 2B0c3 McLachlan, K. D. Rock phosphate and superphosphate compared as pasture fertilizers on acid soils. Austral J Agr Res Jul. 1960 11(4):513-523 2B0c3,SPENK,1960, 19602B0c3 2B0c3 Spencer, K. A. A comparison of rock phosphate and superphosphate as sources of phosphorus on a black earth. 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A note on the comparative availability of phosphorus from rock-phosphate and superphosphate alone and with pyrites in alluvial soil. Madras Ag J Oct. 1978 65(10)678-680 2B0c4,BANEB,1979, 19792B0c4 2B0c4 Banerjee, B. K. Characterization of rock phosphate. Bull Indian Soc Soil Sci 1979 (12):149-159 2B0c4,CHIES,1979, 19792B0c4 2B0c4 Chien, S. H. Dissolution of phosphate rock in acid soils as influenced by nitrogen and potassium fertilizers. Soil Sci Jun. 1979 127(6):371-376 2B0c4,GAURA/ARORD/PRAKN,1979, 19792B0c4 2B0c4 Gaur, A. C., Arora, D., Prakash, N. Electron microscopy of some rock phosphate dissolving bacteria and fungi (utilized in non-acidic soils). Folia Microbiologica 1979 28(1):122-124 2B0c4,JUOA/KANGB,1979, 19792B0c4 2B0c4 Juo, A. S. R., Kang, B. T. Effect of liming on the availability of three rock phosphate sources (Morocco rock, Togo rock, North Carolina rock) in two West African ultisols. 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Fert News Aug. 1969 14(8):41-45 2B0c4,TIWAK/PATHA/RAMH/SHUKB/UPADR/PRASL,1979, 19792B0c4 2B0c4 Tiwari, K.N., Pathak, A.N., Ram, H., Shukla, B.R., Upadhyay, R.L., Prasad, L. Effect of rock phosphate, superphosphate and their mixtures on yield and phosphorus uptake by crops in soils of Uttar Pradesh. Bulletin - Indian Society of Soil Science 1979 12( ):527-538 2B0c4,TIWAK/PATHA/UPADR/SHUKB/TRIPS,1979, 19792B0c4 2B0c4 Tiwari, K.N., Pathak, A.N., Upadhyay, R., Ram, H., Shukla, B., Tripathi, S. Efficiency of Mussoorie rock phosphate, pyrites and their mixtures in some soils of Uttar Pradesh. Bulletin - Indian Society of Soil Science 1979 12( ):519-526 2B0c4,CHAUM/MISHB,1980, 19802B0c4 2B0c4 Chaudhary, M. L., Mishra, B. Factors affecting transformation of rock phosphate in soils. J Indian Soc Soil Sci Sep. 1980 28:295-301 2B0c4,CHAUM/MISHB,1980, 19802B0c4 2B0c4 Chaudhary, M. L., Mishra, B. Factors affecting transformation of rock phosphate in soils. 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Effects of mycorrhizal inoculation and nitrogen source (Stylosanthes suianensis, Desmodium intortum). Plant Soil 1982 65(3):363-373 2B0c4,CABAP/WILDA,1982, 19822B0c4 2B0c4 Cabala-Rosand, P., Wild, A. Direct use of low grade phosphate rock from Brazil as fertilizer. I. Effect of reaction time in soil. Plant Soil 1982 65(3):351-362 2B0c4,GILMA,1982, 19822B0c4 2B0c4 Gilmore, A. R. Little vertical movement of soil phosphorus from rock, phosphate during sixty years of agronomic and forestry practices. Commun Soil Sci Plant Anal 1982 13(3):197-201 2B0c4,GILMA,1982, 19822B0c4 2B0c4 Gilmore, A. R. Little vertical movement of soil phosphorus from rock phosphate during sixty years of agronomic and forestry practices. Communications in Soil Science and Plant Analysis 1982 13(3):197-201 2B0c4,GREGP/SYERJ,1982, 19822B0c4 2B0c4 Gregg, P. E., Syers, J. K. 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The influence of application rate on the relative effectiveness of calcined Christmas Island C-grade rock phosphate and superphosphate when applied as mixutres (Wheat (Triticum aestivum), glasshouse trial). Fert Res 1983 4(1):45-50 2B0c4,PALMB/GILKR,1983, 19832B0c4 2B0c4 Palmer, B., Gilkes, R. J. The fertilizer effectiveness of calcined Christmas Island C-grade aluminium-iron phosphate rock and superphosphate during the early stages of plant growth (Wheat (Triticum aestivum), glasshouse trial). Fert Res 1983 4(1):31-43 2B0d2,ROBEG,1923, 19232B0d2 2B0d2 Robertson, G. Basic slags and rock phosphates; with a preface by Edward J. Russell. Review. Exp Sta Record Jul. 1923 49:20-1 2B0d3,BARNJ,1975, 19752B0d3 2B0d3 Barnes, J. S. Availability of North Carolina rock phosphate applied to soils. NC Ag Ext Sta Tech Bull #229 1975 23 p 2C1a2,LOGSG,1979, 19792C1a2 2C1a2 Logsdon, G. Potash, weak link in the organic system. 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