4A0a2,WOODM,1918, 19184A0a2 4A0a2 Woods, M.E. Eradicating noxious weeds by grazing. Nat Wool Grower Jul. 1918 8:13-15 4A0a2,STONA,1920, 19204A0a2 4A0a2 Stone, A.L. Weed seeds in manure. Hoard's D Aug. 13, 1920 60:107 4A0a2,BRIGGG,1953, 19534A0a2 4A0a2 Briggs, G. M. Weeds in the feed alley; at least 25% of weed seeds in hay & grain pass through an animal undisturbed; heres what you can do to prevent weed infestation. Hoard's Dairym Feb. 1953 98:167 4A0a2,ZEDLR,1955, 19554A0a2 4A0a2 Zedler, R. J. Weed prevention; a new concept of weed control. Mkt Growers J Jul. 1955 84(7):24 4A0a2,ZEHRF,1983, 19834A0a2 4A0a2 Zehradnik, F. Who needs herbicides? (mechanical weed control). The New Farm Jan. 1983 5(1):20-23 4A0a3,,1916, 19164A0a3 4A0a3 Purpose of mulching. Gard Chron Am Feb. 1916 20:66 4A0a3,GRABL,1920, 19204A0a3 4A0a3 Graber, L.F. Lime and legumes as weed destroyers. Hoard's D Feb. 1920 59:172 4A0a3,KIRCW,1942, 19424A0a3 4A0a3 Kircher, W. H. War-time weed fighting. Farmer Aug. 1942 60(16):5 4A0a3,WHITS,1943, 19434A0a3 4A0a3 Whitehead, S. B. What we may learn from weeds. Field Aug. 1943 182:228 4A0a3,KINGF,1944, 19444A0a3 4A0a3 King, F. C. Controlled weed crops and the use of compost. Gard Chron Aug. 1944 116:68-69 4A0a3,PRATA,1944, 19444A0a3 4A0a3 Pratt, A. J. Cultivation; control weeds for success. Gard Chron Amer Jun. 1944 48:172-173 4A0a3,SYLVE,1944, 19444A0a3 4A0a3 Sylvester, E. P. "Smother" weeds to save labor. Better Farm Equip & Methods May/Jun. 1944 16(5):8-9 4A0a3,,1945, 19454A0a3 4A0a3 Mulching destroys weeds and makes the plants grow. Pop Gard Jun. 1945 47:125 4A0a3,ERASJ,1945, 19454A0a3 4A0a3 Erasmus, J. C. Ways to increase the maize yield through soil cultivation and weed control. Farmers Weekly [Bloemfontein] Dec. 1945 70:1047 4A0a3,GALLC,1945, 19454A0a3 4A0a3 Gallup, C. M. Farm wisely like the Indians. Land [Baltimore] Spring 1945 4:236-238 4A0a3,ANDER,1946, 19464A0a3 4A0a3 Anderson, R. H. Use of grasses in crop rotation plan restores soil fertility, controls weeds. Farm & Ranch Rev Mar. 1946 42(3):15 4A0a3,JENSL,1946, 19464A0a3 4A0a3 Jensen, L. A. The control of annual weeds by tillage and by cropping practices. Dakota Farmer 1946 66(23):8 4A0a3,MURRJ,1946, 19464A0a3 4A0a3 Murray, J. R. Intercultivation and weeding N Z J Agr Nov. 1946 73:446 4A0a3,,1946, 19464A0a3 4A0a3 R., E. J. Cultivation guided by the appearance of weeds. Farmers Gaz [Dublin] Jul. 1946 104:547 4A0a3,SHEWW,1946, 19464A0a3 4A0a3 Shewell-Cooper, W. E. Jerusalem artichokes as a cleaning crop. Field Feb. 1946 187:216 4A0a3,WOODH,1946, 19464A0a3 4A0a3 Wood, H. E. Hit weeds with tillage; new and old implements must be kept constantly at work if weeds are to be banished. Family Herald & Weekly Sta Apr. 1946 77(17):5 4A0a3,HARDE,1947, 19474A0a3 4A0a3 Hardy, E. A. Dry land tillage; surface cultivation with the right implement cattle right speed controls weeds best and saves power and moisture. Country Guide Dec. 1947 66(12):6,25 4A0a3,LUBBD,1947, 19474A0a3 4A0a3 Lubbe, D. J. Cultivation is effective for weed control. Mont Farmer-Stockman Jun. 1947 34(19):12 4A0a3,PURSR,1947, 19474A0a3 4A0a3 Purser, R. Farmers help to spread weeds. Family Herald & Weekly Sta Jan. 1947 78(2):8 4A0a3,SYLWE,1948, 19484A0a3 4A0a3 Sylwester, E. P. Smother crops. Hoard's Dairym Apr. 1948 93:293,320 4A0a3,LACHW,1950, 19504A0a3 4A0a3 Lachman, W. H. For killing weeds in home gardens depend on the hoe. Horticulture Aug. 1950 28:296 4A0a3,SHEWW,1950, 19504A0a3 4A0a3 Shewell-Cooper, W. E. War against weeds; continuous hoeing can be as effective as anything. Field Nov. 1950 196:839 4A0a3,BRIGG,1951, 19514A0a3 4A0a3 Briggs, G. M. Clean seed and clean feed mean better weed control. Hoards Dairym Mar. 1951 96:258-259 4A0a3,KAULR,1951, 19514A0a3 4A0a3 Kaul, R. N. Weed control by good husbandry. Allahabad Farmer Jul. 1951 25:137-141 4A0a3,LANDL,1951, 19514A0a3 4A0a3 Landon, L. B. Why cultivate? Uncultivated plants often don't grow. Nevertheless, farmers should be looking for still better weed control techniques - like mulching. Org Farmer Apr. 1951 2(9):38-41 4A0a3,PRSIF,1951, 19514A0a3 4A0a3 Prsill, F.E.M. Tackling weeds with acid, rotary cultivators-and hoes. Grower [London] Sep. 1951 36:464-465,467 4A0a3,COLEF,1954, 19544A0a3 4A0a3 Coleman, F. The control of weeds by tillage. I-III. Westfarmers News May/Jun. 1954 2(21):4-5; (22):4-5; (23):4 4A0a3,ELLIF,1954, 19544A0a3 4A0a3 Elliott, F. C. Mechanical weed control. Cotton Gin & Oil Mill Press Aug. 1954 55(17):43-44 4A0a3,SUGGO,1956, 19564A0a3 4A0a3 Suggs, O. D. Weed control by grass competition. Reclam Era Feb. 1956 42:1-3 4A0a3,COLEE,1981, 19814A0a3 4A0a3 Coleman, E. Flame weed control. Natural Food and Farming 1981 27: 4A0a4,,1917, 19174A0a4 4A0a4 Baled hay and weeds. Rural N Y May 1917 76:695 4A0a4,AMHEM,1948, 19484A0a4 4A0a4 Amherst, M. Weeds and crop rotation. An account based on observation made at Pool Anthony Farm. Blundell's School Sci Soc Mag 1948 3:34-40 4A0a4,WATSE,1948, 19484A0a4 4A0a4 Watson, E. F. The cultivation of weeds. Guild Garden May 1948 23(5):16 4A0a4,BALLW,1949, 19494A0a4 4A0a4 Ball, W. S. Seedsman's stake in control of weeds. Seed Trade News 1949 52(25):3-4 4A0a4,SYLVE,1949, 19494A0a4 4A0a4 Sylvester, E. P. Good cultural practices control weeds too. Farm Retailing Jun. 1949 7(6):82,84 4A0a4,ZAHNJ,1950, 19504A0a4 4A0a4 Zahnley, J. W. Weeds, weeds, weeds! Kans Farmer Apr. 1950 87(8):23-24, 31 4A0a4,ROBID,1952, 19524A0a4 4A0a4 Robinson, D. H. Clean the stubble. Farmers WK [London] Aug. 1952 37(7):51 4A0a4,WATSJ,1956, 19564A0a4 4A0a4 Watson, J. R. The influence of cultural practices in weed control. Parks & Rec Mag Sep. 1956 39(9):6-7,25-27 4A0a4,YONTL,1961, 19614A0a4 4A0a4 Yont, L. Y. New model best weeder. Sugar Nov. 1961 46(11):46 4A0a4,TISHH,1973, 19734A0a4 4A0a4 Tish, H. Beet growers still look to mechanical weed control for high yields. Sugar Beet Sum 1973 71:22 4A0b3,AUCHW,1916, 19164A0b3 4A0b3 Auchter, W.D. Sod mulch vs. tillage for apple orchards. N Y Ag Dept B Jan. 1916 79 pt.1 :803-10 4A0b3,AUCHW,1916, 19164A0b3 4A0b3 Auchter, W.D. Sod mulch vs. tillage for apple orchards. N Y Ag Dept Rep 1916 2:803-10 4A0b3,ROBEH,1919, 19194A0b3 4A0b3 Roberts, H.F. Farm seeds and weeds. Kan Ag Bd Rep 1919 1918:284-303 4A0b3,EGGIG/ROBBW,1920, 19204A0b3 4A0b3 Eggington, G.E., Robbins, W.W. Irrigation water as a factor in the dissemination of weed seeds. Colo Ag Exp B 1920 253:1-25 4A0b3,BUNTL,1933, 19334A0b3 4A0b3 Bunting, L. Noxious weed seeds found in crop seeds. Cal Ag Dept B Jun. 1933 22:283-5 4A0b3,ROSER,1940, 19404A0b3 4A0b3 Rosenfals, R. S. Spread of white-top seed in the droppings of grazing cattle. Nev Ag Exp B 1940 152:1-5 4A0b3,LANCR,1944, 19444A0b3 4A0b3 Lancaster, R. R. Mowing pastures for weed control Tex Agr Col Ext 1944 C-216,4p. 4A0b3,STAHL/HERSL,1948, 19484A0b3 4A0b3 Stahler, L. M., Derscheid, L. A. Cultural methods of noxious weed control in South Dakota. S Dak Exp Sta C Jun. 1948 75, 8p. 4A0b3,TRAVS,1950, 19504A0b3 4A0b3 Travers, S. J. Weed control by good husbandry. Gt Brit Min Agr Agriculture Sep. 1950 57:264-270 4A0b3,SEELC,1952, 19524A0b3 4A0b3 Seely, C. J. Controlling perennial weeds with tillage. Idaho Agr Exp Sta B May 1952 288,43p. 4A0b3,WIDDL,1953, 19534A0b3 4A0b3 Widdifield, L. B. Grow winter rye for better weed control. N Dak Agr Col Ext C Aug. 1953 A-199,8p. 4A0b3,WILSL,1953, 19534A0b3 4A0b3 Wilson, L. R. Preventing weeds. S Dak State Col Agr Ext L Jan. 1953 148,6p. 4A0b3,DUNHR/ROBIR/ANDER,1958, 19584A0b3 4A0b3 Dunhan, R. S., Robinson, R. G., Anderson, R. N. Crop rotation and associated tillage practices for controlling annual weeds in flax and reducing the weed seed population of the soil. Minn Agr Exp Sta Tech B Dec. 1958 230,20p. 4A0b3,STAND/WEBEC/LOREW,1959, 19594A0b3 4A0b3 Staniford, D. W., Weber, C. R., Lorely, W. G. Cultivation for weed control in soybeans. Soybean Digest Apr. 1959 19(6):6-8 4A0b3,FRANR,1960, 19604A0b3 4A0b3 Frans, R. E. Controlling Johnson Grass by fallowing and cropping systems. Ark Farm Res Nov/Dec. 1960 9(6):2 4A0b3,ROBID,1966, 19664A0b3 4A0b3 Robinson, D. W. A comparison of chemical and cultural methods of weed control in gooseberries. Brit Weed Contr Conf Proc, 8th Annu Meeting 1 1966 92-102 4A0b4,PAVLT,1940, 19404A0b4 4A0b4 Pavlychenko, T. K. Eradication of perennial weeds by the shallow cultivation method. Saskatchewan Ag Ex B 1940 100 4A0b4,BOYDG/CORKC,1941, 19414A0b4 4A0b4 Boyd, G. W., Corkins, C. L. Control of noxious weeds by light burning and how to make a burner. Wyo Ag Ext C 1941 75:1-16 4A0b4,BRENW,1944, 19444A0b4 4A0b4 Brenchley, W. E. Weed control and the dormancy of weed seeds. Agriculture (J Min Agr Gt Brit) Jan. 1944 50:452-455 4A0b4,CAMPJ,1954, 19544A0b4 4A0b4 Campbell, J. C. Cultivation and chemical weed control in potatoes. N J Agr Jan/Feb. 1954 36:8-11 4A0b4,BEHRR/NXLUR/HANSH,1959, 19594A0b4 4A0b4 Behrens, R., Nxlund, R. E., Hansen, H. L. Cultural and chemical weed control in Minnesota. Minn U Agr Ext Folder Feb. 1959 191,48p. 4A0b4,PETEE/KLIND/LARSR,1959, 19594A0b4 4A0b4 Peters, E. J., Klingman, D. L, Larson, R. E. Cultural treatments and herbicides for weed control on soybeans. Soybean Digest Mar. 1959 19(5):8-10 4A0b4,BEHIR/NYLUR/HANSH,1960, 19604A0b4 4A0b4 Behiens, R., Nylund, R. E., Hansen, H. L. Cultural & chemical weed control in Minnesota, 1960. Minn U Agr Ext Folder Jan. 1960 191rev.42p. 4A0c2,ROBIE/DOWLC,1966, 19664A0c2 4A0c2 Robinson, E. L, Dowler, C. C. Investigations of catch and trap crops to eradicate witchweed (Striga asiatica). Weeds Jul. 1966 14(3):275-276 4A0c2,STANL,1980, 19804A0c2 4A0c2 Standifer, L. C. A technique for estimating weed seed populations in cultivated soil. Weed Sci Mar 1980 28(2):134-138 4A0c3,GATEF/SEWEM,1925, 19254A0c3 4A0c3 Gates, F.C., Sewell, M.C. Tillage and weeds. Ecol Apr. 1925 6:138-42 4A0c3,HARDE,1931, 19314A0c3 4A0c3 Hardy, E.A. Machinery for weed control. Ag Eng Oct. 1931 12:369-73 4A0c3,HOPPW,1931, 19314A0c3 4A0c3 Hopper, W.C. Longevity of weed seeds. J Ag Jun. 1931 34:179 4A0c3,FRAZJ,1941, 19414A0c3 4A0c3 Frazier, J. C. Advantages of a fourteen-day interval of cultivation for the control of field bindweed, convolvulus arvensis L. Am J Bot Dec. 1941 28:12s 4A0c3,SMITE/MAYTE,1942, 19424A0c3 4A0c3 Smith, E.V., Mayton, E. L. Nut grass eradication studies; control of nut grass, Cyperus rotundus L., on several soil types by tillage. Am Soc Agron J Feb. 1942 34:151-9 4A0c3,HARRL,1943, 19434A0c3 4A0c3 Harris, L. E. Control of wild morning glory by cultural practices. Org State Hort Soc Proc (35th Ann Rpt 1943) 1943 58:75-80 4A0c3,THONF,1943, 19434A0c3 4A0c3 Thone, F. Cultivation by fire. Sci Newsl Feb. 13, 1943 43(7):106,108 4A0c3,SMITM,1944, 19444A0c3 4A0c3 Smith, M. S. Smother crops [to stifle Bermuda grass] in the South. Horticulture Jun. 1944 22:275 4A0c3,BRENW/WARIK,1945, 19454A0c3 4A0c3 Brenchley, W. S., Warington, K. The influence of periodic following on the prevalence of viable weed seeds in arable soil. Ann Appl Biol Nov. 1945 32:285-296 4A0c3,BASSC,1946, 19464A0c3 4A0c3 Bass, C. M. The control of nut grass by means of cover crops. Figi Dept Agr. Agr J Jun. 1946 17:58-59 4A0c3,SLOAW,1947, 19474A0c3 4A0c3 Sloan, W. J. The weed problem. Queenslord Agr J Nov. 1947 65:301-307 4A0c3,SMITH,1947, 19474A0c3 4A0c3 Smith, H. P. Cultivate shallow. South Agr Apr. 1947 77(4):24 4A0c3,MCDOB,1949, 19494A0c3 4A0c3 McDonald, B. K. Tillage practices for control of wild oats, tartary brickwheat, and other weeds having delayed germination. West Canad Weed Control Conf Proc Nov. 1949 3:167-171 4A0c3,ELLIJ/JACOW,1951, 19514A0c3 4A0c3 Ellison, J. H., Jacob, W. C. A comparison of cultivation with chemical weed control in potatoes. Northeast Weed Control Conf Proc 1951 5:139-142 4A0c3,PORKR,1952, 19524A0c3 4A0c3 Porks, R. R. Cultivation-still our first line of defense against weeds. Imple Rec May 1952 49(6):25-26 4A0c3,DANIL,1953, 19534A0c3 4A0c3 Danielson, L. L. Weeding horticultural crops. 34. Soil Conservation Jun. 1953 23(11) 226-228 4A0c3,HORNF,1953, 19534A0c3 4A0c3 Horne, F. R. The significance of weed seeds in relation to crop production. Brit Weed Cont Conf Proc 1953 1:372-399 4A0c3,COLEF,1954, 19544A0c3 4A0c3 Coleman, F. The control of weeds by tillage. Inst Brit Agr Engin J Spring 1954 10(3):3-12 4A0c3,STAHL,1954, 19544A0c3 4A0c3 Stahler, L. M. Weed control by cultivation. West Weed Control Conf Proc 1954 14:26-27 4A0c3,TINGD,1954, 19544A0c3 4A0c3 Tingey, D. C. Crops play a vital role in perennial weed control. West Weed Cont Conf Proc 1954 14:5-10 4A0c3,WATSJ,1956, 19564A0c3 4A0c3 Watson, J. R. The influence of cultural practices in weed control. Weed Soc Amer Abs 1956:49 4A0c3,LOVEW/WEBEC/STAND,1958, 19584A0c3 4A0c3 Lovely, W. G., Weber, C. R., Staniforth, D. W. Effectivenss of the rotary hoe for weed control in soybeans. Agron J Oct. 1958 50(10) 621-625 4A0c3,LOVEW/WEBEC/STAND,1958, 19584A0c3 4A0c3 Lovely, W. G., Weber, C. R., Staniforth, D. W. Effectiveness of the rotary hoe for weed control in soybeans (Abs.). No Cent Weed Cont Conf Proc 1958 15:23 4A0c3,BIBBR,1960, 19604A0c3 4A0c3 Bibbey, R. O. Inherent and environmental dormancies of weed seeds and their relationships to effectiveness of tillage and chemical weed control practices. Agr Pesticide Tech Soc Proc 1960 7:58-62 4A0c3,BLEAJ/ROBEH,1960, 19604A0c3 4A0c3 Bleaksdale, J.K.A., Roberts, H. A. The effects of different methods of seed bed preparation in weed emergence. Natl Veg Res Sta Rept 1959 1960 46-49 4A0c3,DERSL/NASHR/WICKG,1961, 19614A0c3 4A0c3 Derscheid, L. A., Nash, R. L., Wicks, G. A. Thistle control with cultivation cropping and chemicals. Weeds Jan. 1961 9(1):90-102 4A0c3,CAMPM,1963, 19634A0c3 4A0c3 Campbell, M. H. The use of the chisel plough and improved pastures for controlling serrated treesock (Nassella trechotoma). Austral J Exp Agr & Anim Husb Nov. 1963 3(11):329-332 4A0c3,BURNO/COLVW,1964, 19644A0c3 4A0c3 Burnside, O. C., Colville, W. L. Yield components and composition of soybeans as affected by mechanical, cultural, and chemical weed control practices. Agron J May/Jun. 1964 56(3):348-351 4A0c3,STAND,1964, 19644A0c3 4A0c3 Stanifooth, D. W. Crop-weed ecology in relation to weed control. N Cent Weed Conf Proc 20th Ann Meeting 1964 46-47 4A0c3,KIRKR,1965, 19654A0c3 4A0c3 Kirkwood, R. C. Husbandry methods of controlling bracken. N A A S Q Rev. Spring 1965 67:133-138 4A0c3,PEACJ,1965, 19654A0c3 4A0c3 Peacock, J. F. and others Flaming, intertillage, and chemical weed control in castor beans. Weeds Oct. 1965 13(4):290-292 4A0c3,ANDEC,1966, 19664A0c3 4A0c3 Anderson, C. H. Control of weeds on summerfallow and before seeding. Can Nat Weed Comm West Sect Res Rep 13th Annu Rep 1966 :218-226 4A0c4,DUTOJ,1930, 19304A0c4 4A0c4 du Toit, J.J. Checkrow planting and the control of weeds. Farming in S Africa Oct. 1930 5:317-19 4A0c4,SMITB,1931, 19314A0c4 4A0c4 Smit, B. Clean culture. Farming in S. Africa Sep. 1931 6:224 4A0c4,HANEJ,1933, 19334A0c4 4A0c4 Haney, J.G. Machinery control of weeds in the spring wheat region. World's Grain Exhibition Proc 1933 1:449-53 4A0c4,TINGD,1934, 19344A0c4 4A0c4 Tingey, D.C. Comparative costs and effectiveness of tillage and of chlorates in the control of morning glory, Canada thistle, and perennial sow thistle. Am Soc Agron J Oct. 1934 26:864-76 4A0c4,SMITC,1935, 19354A0c4 4A0c4 Smith, C.W. Machinery to control the field bindweed. Ag Eng Apr. 1935 16:142-8 4A0c4,SLOAW,1938, 19384A0c4 4A0c4 Sloan, W.J.S. Maize trap crop for the control of corn ear worm in cotton. Queensl Ag J Jan. 1938 49:76 4A0c4,PEREH,1941, 19414A0c4 4A0c4 Pereira, H. C. Crop response to inter-row tillage. Emp J Exp Ag Jan. 1941 9:29-42 4A0c4,CAMPH,1942, 19424A0c4 4A0c4 Campbell, H. H. Cultivate for weed control. Gard Chron Am Apr. 1942 46:115-16 4A0c4,RIPLP,1949, 19494A0c4 4A0c4 Ripley, P. O. On cultural and cropping methods of weed eradication. Canad Natl Weed Com East Scut Proc 1949:64-65 4A0c4,SEXSJ,1949, 19494A0c4 4A0c4 Sexsmith, J. J. Tillage for the eradication of deep-rooted perennials. West Canad Weed Control Conf Proc Nov. 1949 3:150-154 4A0c4,,1950, 19504A0c4 4A0c4 Cultural control of deep rooted perennial weeds. Canada Dept of Agriculture Information Service 1950 4A0c4,,1950, 19504A0c4 4A0c4 Observations on seed cleaning. Canada Natl Weed Cont Sact Sect Proc Jun. 1950 3:86-87 4A0c4,FRIEH,1950, 19504A0c4 4A0c4 Friesen, H. A. Cultural control of deep-rooted perennial weeds. No Cent Weed Cont Conf Proc Annu Mtg 1950 7:13-14 4A0c4,PHILW,1950, 19504A0c4 4A0c4 Phillips, W. M. Cultural control of deep-rooted perennial weeds. No Cent Weed Cont Conf Proc Annu Mtg 1950 7:11-13 4A0c4,TINGP/TIMMF,1950, 19504A0c4 4A0c4 Tingey, P. C., Timmons, F. L. Control of perennial weeds by cultural methods alone and combined with chemical treatments. West Weed Control Conf Proc 1950 12:72-75 4A0c4,FLAYA,1952, 19524A0c4 4A0c4 Flay, A. H. The control of grassy weeds by mechanical aids. N Z Weed Cont Conf Proc 1952 5:17-20 4A0c4,FRIEH,1953, 19534A0c4 4A0c4 Friesen, H. A. Combining cultural & chemical weed control practices. West Canad Weed Cont Conf Proc 1953 7:115-123 4A0c4,BUDDA/CHEPW/DOUGJ,1954, 19544A0c4 4A0c4 Budd, A. C., Chepil, W. S., Doughty, J. L. Germination of weed seeds, III. The influence of crops and fallow on the weed seed population of the soil. Canad J Agr Sci Jan/Feb. 1954 34:18-27 4A0c4,MALEJ,1954, 19544A0c4 4A0c4 Maletic, J. T. Preventive weed control-methods and equipment. Amer Soc Sugar Beet Technol Proc 1954 8(1)291-295 4A0c4,JENSL,1957, 19574A0c4 4A0c4 Jenson, L. A. Cultural control of Wild Oats. Northwest Crop Assoc Conf Report 1957 :25 4A0c4,,1957, 19574A0c4 4A0c4 Northern Ireland, Ministry of Agriculture Crops for idle land. North Ireland Min Agr L Apr. 1957 103,2p. 4A0c4,MATHJ/GREAF,1958, 19584A0c4 4A0c4 Mather, J. H., Greaney, F. J. Wild oat control by cultural methods. Line elevators. Farm Service C Oct. 1958 11,rev.7p. 4A0c4,SEELC,1958, 19584A0c4 4A0c4 Seely, C. J. Perennial weed eradication by tillage. West Weed Cont Conf Proc 1958 16:87-89 4A0c4,BURTE/WILLC,1959, 19594A0c4 4A0c4 Burt, E. O., Willard, C. J. Control of Johnsongrass (Sorghum halepense L. Pers.) in Ohio by herbicides and cultural practices. Weeds Apr. 1959 7(2):162-166 4A0c4,SELLG,1959, 19594A0c4 4A0c4 Selleck, G. W. Perennial weeds, cultural & chemical control. No Cent Weed Cont Conf Proc 1959 16:9-10 4A0c4,DERSL/WALLK/NASHR,1960, 19604A0c4 4A0c4 Derscheid, L. A., Wallace, K. E., Nash, R. L. Leafy spurge [Euphorbia esula] control w/ cultivation, cropping & chemicals. Weeds Jan. 1960 8(1):115-127 4A0c4,NASHR,1960, 19604A0c4 4A0c4 Nash, R. L. Russian Knapweed [Centaurea repens] control with cultivation, cropping & chemicals. Weeds Apr. 1960 8(2):268-278 4A0c4,RUSSO/ANDEL,1960, 19604A0c4 4A0c4 Russ, O. H., Anderson, L. E. Field bindweed [Convolvulus cervensis] control by combinations of cropping, cultivation & 2-4-D Weeds Jul. 1960 8(3)397-401 4A0c4,TUSSG,1966, 19664A0c4 4A0c4 Tussans, G. W. The weed problem. Brit Weed Contr Conf Proc, 8th Annu Meeting 1966 3:884-889 4A0c4,GAUTR/SINGR,1971, 19714A0c4 4A0c4 Gautam, R. C., R. K. Singh Comparative effectiveness of herbicidal and mechanical weed control in field peas (Pisum sativum). Indian J Agron Sep 1971 16(3):300-302 4A0c4,CARTE,1972, 19724A0c4 4A0c4 Carter, E. S. Trends in chemical and cultural weed control systems. Brit Weed Contr Conf Proc 1972 11th conf., 3:1147-1153 4A0c4,DANIJ/HARDW,1972, 19724A0c4 4A0c4 Daniell, J. W., W. S. Hardcastle Response of peach trees to herbicide and mechanical weed control. Weed Sci Mar 1972 20(2):133-136 4A0c4,JANSC,1972, 19724A0c4 4A0c4 Janson, C. G. Cultural weed control in lucerne. N Z Weed Pest Contr Conf Proc 1972 25:92-95 4A0c4,SELLG,1972, 19724A0c4 4A0c4 Selleck, G. W. Chemical vs. mechanical weed control. Calif Weed Conf Proc 1972 24:66-72 4A0c4,PEARG,1973, 19734A0c4 4A0c4 Pearce, G. A. Faster weed germination with early cultivation. J Agr West Aust Mar 1973 14(1):(ser.4):134-138 4B0a2,,1916, 19164B0a2 4B0a2 How weeds travel. Wallaces, F Aug. 1916 41:1113 4B0a2,BARRC,1949, 19494B0a2 4B0a2 Barrett, C. J. Grower cooperation in weed control. Calif Citrog Jun. 1949 34:360 4B0a2,ALBRW,1952, 19524B0a2 4B0a2 Albrecht, W. A. Soil fertility-a weapon against weeds. Org Farmer Jun. 1952 3(11):16-17,44-45 4B0a2,HUNTB,1965, 19654B0a2 4B0a2 Hunter, B. T. How plants help each other. Org Gard Farming Jul. 1965 12(7):22-25 4B0a2,COXJ,1972, 19724B0a2 4B0a2 Cox, J. This mulch beats quackgrass. Org Gard Farming Sep. 1972 19(9):61-63 4B0a2,THOMR,1974, 19744B0a2 4B0a2 Thompson, R. L. Weeding without herbicides. Organic Gard Farm 21 1974 :76-78 4B0a3,,1920, 19204B0a3 4B0a3 Weed killers and how to make them. Rural N Y Jun. 1920 70:1063 4B0a3,GOODL,1929, 19294B0a3 4B0a3 Goode, L.S. Garden overcoat; mulching and mulching materials. Successful F Nov. 1929 27:97 4B0a3,BALLC,1932, 19324B0a3 4B0a3 Ball, C.P. Weeding as an Art. Gard Chron Am Jun. 1932 36:205-6 4B0a3,HOWAA,1943, 19434B0a3 4B0a3 Howard, A. How solar energy is wasted. Gard Chron Jan. 2, 1943 113(2923):6 4B0a3,CHAMM,1945, 19454B0a3 4B0a3 Champlin, M. An ounce of weed prevention. Country Guide Sep. 1945 64(9):24 4B0a3,MCKEP,1947, 19474B0a3 4B0a3 McKenna, P. F. Killing weeds may be death to plant life. Countrybook Oct/Dec. 1947 7(3):25-26 4B0a3,YARIB,1947, 19474B0a3 4B0a3 Yarick, B. The time factor in weed control. Calif Citrog Aug. 1947 32:452-453 4B0a3,BELLL,1948, 19484B0a3 4B0a3 Bell, L. J. Do we make too much fuss about weeds? Smallholder Oct. 1948 80(2010):8 4B0a3,SPOTJ,1949, 19494B0a3 4B0a3 Spottiswoods, J. Is all our weeding really necessary? Smallholder Aug. 1949 81(2056):7 4B0a3,SRIVR/MISRR/PANDV/PATHR,1973, 19734B0a3 4B0a3 Srivastava, R.P., Misra, R.S., Pandey, V.S., Pathak, R.K. Effect of various mulches on the soil temperature and moisture, weed density, survival and growth of apple grafts. Prog Hortic Oct/Dec. 1973 5(3):27-42 4B0a3,SNYDL,1975, 19754B0a3 4B0a3 Snyder, L.C. Mulches can control weeds. Plants Gard Summer 1975 31(2):29-31 4B0a3,WAXL,1979, 19794B0a3 4B0a3 Wax, L. M. Weed (chemical, mechanical, cultural) control in soybeans. Weeds Today Winter 1979 10(4):16,18 4B0a3,,1981, 19814B0a3 4B0a3 Va. Horticultural Society. Natural plant toxins getting new attention (Allelopathy, biological weed control, economic plants). The Mountaineer Grower Jul. 1981 423p.17 4B0a4,TRIEP,1917, 19174B0a4 4B0a4 Triem, P.E. What hoeing and weeding does. Gard M Jun. 1917 25:286 4B0a4,,1920, 19204B0a4 4B0a4 Avoid dodder or buckhorn in alfalfa. Pacific Rural Press Mar. 1920 99:474 4B0a4,CATEJ,1932, 19324B0a4 4B0a4 Cates, J.S. Weeds are not bad: important discovery about the value of soil-building crops. Country Gent Apr. 1932 102:14 4B0a4,TOWNT,1932, 19324B0a4 4B0a4 Townsend, T.L. Weeds have their weakness. Nor'-West F Aug. 1932 51:7 4B0a4,COCAJ,1949, 19494B0a4 4B0a4 Cocannouer, J. A. The friendly weeds. Land Winter 1948/1949 7:491-494 4B0a4,MCVIM,1949, 19494B0a4 4B0a4 McVickar, M. H. Let your weeds tell you. Farm J Jul. 1949 73(7):42-44 4B0a4,SCARG,1952, 19524B0a4 4B0a4 Scarseth, G. D. Can weeds be made useful? Country Gentleman Jun. 1952 122(6):8,10 4B0a4,RASML,1954, 19544B0a4 4B0a4 Rasmussen, L. W. Characteristics of weeds as a basis for control. Wash State Col Dept Anim Husb Stockmans Handbook 1954:53-54 4B0a4,BERSD,1955, 19554B0a4 4B0a4 Derscheid, L. A. You have to put weeds on a starvation diet. Dakota Farmer Apr. 1955 75(7):6,16 4B0a4,HEDLR,1955, 19554B0a4 4B0a4 Hedlin, R. Old and new in weed control. Country Guide Jan. 1955 74:11,32-33 4B0a4,BREWR,1958, 19584B0a4 4B0a4 Brewster, R. H. Planning a fall weed control program. Amer Nurseryman Sep. 1958 108(6)14,28-29 4B0a4,EINHF/RASMJ,1973, 19734B0a4 4B0a4 Einhellig, F. A., Rasmussen, J. A. Allelopathic effects of Rumex crispus on Amaranthus retroflexus, grain sorgham and field corn. Amer Midland Natur Jul. 1973 90(1):79-86 4B0a4,BUCHB/HARPK,1978, 19784B0a4 4B0a4 Buchanan, B. A., Harper, K. T. Allelopathic effects of bur buttercup (Ranunculus testiculatus) tissue on germination and growth of various grasses and forbs in vitro and in soil. The Great Basin Naturalist Mar. 1978 38(1):90-96 4B0a4,KEMMH,1979, 19794B0a4 4B0a4 Kemmerer, H. Managing mulches (to reduce weed growth, conserve soil moisture and create an attractive planting area). Grounds maintenance Jan. 1979 14(1):62,64,66 4B0a4,WEBSA,1979, 19794B0a4 4B0a4 Webster, A. H. Some plants are mutually disagreeable (Allelopathy). Flower and Garden Aug. 1979 23(8):50-51 4B0b3,LAYEA,1955, 19554B0b3 4B0b3 Layenby, A. The value of knowing your weed as an aid in its control. Agr Prog 1955 30(3):132-136 4B0b3,LORDW/VLACE,1973, 19734B0b3 4B0b3 Lord, W.J., Vlach, E. Comparative responses of peach trees to chemical weed control, hay mulch, frequent mowing and cultivation. Fruit Notes Dep Plant Soil Sci Coop Ext Serv Coll Agric Univ Mass May/Jun. 1973 38(3):7-8 4B0b3,OLMSC,1981, 19814B0b3 4B0b3 Olmstead, C. War on weeds--helping plants help themselves (Allelopathy, natural weed control herbicide). Agricultural Experiment Station 1981 44:16-18 4B0b3,OLSTC,1981, 19814B0b3 4B0b3 Olstead, C. War on weeds--helping plants help themselves (Allelopathy, natural weed control herbicide). Mich Sci in Action - Mich, Ag Exp Sta 1981 (44):16-18 4B0b4,CATEH,1917, 19174B0b4 4B0b4 Cates, H.R. Weed problem in American agriculture. U S Ag Yearbook 1917 1917:205-15 4B0b4,BIGGH,1920, 19204B0b4 4B0b4 Biggar, H.H. Undesirable immigrants. Dakota F May 1920 40:1055 4B0b4,BEDFS,1923, 19234B0b4 4B0b4 Bedford, S.A. Prevalence of weeds and their effect on profitable production. Manitoba Ag Dept Ext News Feb. 1933 3:3 4B0b4,STEVO,1933, 19334B0b4 4B0b4 Stevens, O.A. Weed seed facts. N D Ag Ext C 1933 116 4p 4B0b4,ITOP/ROMAR,1969, 19694B0b4 4B0b4 Ito, P.J., Romanowski, R.R. The effect of polyethylene mulch on head lettuce growth at the volcano farm. [Weed control]. Hawaii Farm Sci Jul. 1969 18(3):7-9 4B0c3,STEVO,1932, 19324B0c3 4B0c3 Stevens, O.A. Number and weight of seeds produced by weeds. Am J Bot Nov. 1932 19:784-94 4B0c3,BRENW,1933, 19334B0c3 4B0c3 Brenchley, W.E. Fallowing for seed suppression. J Ministry Ag Apr. 1933 40:32-41 4B0c3,STERG,1949, 19494B0c3 4B0c3 Sterling, G. R. Community organization for weed control. Agr Dept Rev Mar. 1949 4:115-117 4B0c3,COUPR,1952, 19524B0c3 4B0c3 Coupland, R. T. Life history studies of weeds. No Cent Weed Cont Conf Proc 1952 9:35-36 4B0c3,OCKEP,1953, 19534B0c3 4B0c3 Ockert, P. K. Weeds can be useful. Herbarist 1953 19:43-46 4B0c3,OVERL,1966, 19664B0c3 4B0c3 Overland, L. The role of allelopathic substances in the "smother crop" barley. Amer J Bot Jan/Jun. 1966 53(5):423-432 4B0c3,CREAR/KATCD,1975, 19754B0c3 4B0c3 Creager, R.A., Katchur, D. An evaluation of plastic and fibrous materials as mulches for total [weed] vegetation control. Hortsci Oct. 1975 10(5):482-483 4B0c3,PRIHS/SANDK/KHERK,1975, 19754B0c3 4B0c3 Prihar, S.S., Sandhu, K.S., Khera, K.L. Maize (Zea mays L.) and weed growth, as affected by levels of straw mulching with and without herbicide under conventional and minimum tillage. Indian J Ecol Jan. 1975 2(1):13-22 4B0c3,ALTIM/DOLLJ,1978, 19784B0c3 4B0c3 Altieri, M. A., Doll, J. D. The potential of allelopathy as a tool for weed management in crop fields. PANS: Pest articles and news summaries Dec. 1978 24(4):495-502 4B0c3,LOCKR/PUTNA,1979, 19794B0c3 4B0c3 Lockerman, R. H., Putnam, A. R. Evaluation of allelopathic cucumbers (Cucumis sativus) as an aid to weed control (Growth suppression of proso millet, indicator). Weed Science Jan. 1979 27(1):54-57 4B0c3,YOUNC/BARTD,1979, 19794B0c3 4B0c3 Young, C. C., Bartholomew, D. P. Allelopathic inhibition of legumes by grasses. I. Growth inhibition of Desmodium intortum by bigalta limpograss (Hemarthria altissima). Plant Physiology May 1979 63(5):105 4B0c3,DOLLJ,1980, 19804B0c3 4B0c3 Doll, J. D. Allelopahty; could we use it to fight weeds. Crops & Soils Mag Apr/May 1980 32(7):5-6 4B0c3,DOLLJ,1980, 19804B0c3 4B0c3 Doll, J. D. Allelopathy: could we use it to fight weeds. Crops and Soils Magazine Apr/May 1980 32(7):5-6 4B0c3,DROSD/DOLLJ,1980, 19804B0c3 4B0c3 Drost, D. C., Doll, J. D. The allelopathic effect of yellow nutsedge (Cyperus esculentus) on corn (Zea mays) and soybeans (Glycine max) (United States). Weed Science Mar. 1980 28(2):229-233 4B0c3,KANCS,1980, 19804B0c3 4B0c3 Kanchan, S., Jayachandra. Pollen allelopathy--a new phenomenon (Growth inhibition in Crotalaria pellida and Desmodium heterocarpon by pollen of the weed. Parthenium hysterophorus). The New Phytologist Apr. 1980 84(4):739-746 4B0c3,RICEE,1980, 19804B0c3 4B0c3 Rice, E. L. Some roles of allelopathy in pasture and forage crops. Proc - Southern Pasture and Forage Crop Improvement, 1980 1981 (37th):56-63 4B0c3,HUSSF/GADOM,1981, 19814B0c3 4B0c3 Hussain, F., Gadoon, M. A. Allelopathic effects of Sorghum Vulgare Pers (crop rotation, mulching, hytotoxicity, Pakistan. Berlin, Springer International Oecologia 1981 51(2):284-288 4B0c3,LOCKR/PUTNA,1981, 19814B0c3 4B0c3 Lockerman, R. H., Putnam, A.R. Growth inhibitors in cucumber plants and seeds (Autotoxicity, allelopathy). Soc J of the Amer Soc for Hort Sci Jul. 1981 106(4):418-422 4B0c3,NIELR/STUTD/BARND,1981, 19814B0c3 4B0c3 Nielsen, R. L., Stuthman, D. D., Barnes, D. K. Interference between oats and alfalfa in mixed seedlings (Allelopathy, Minnesota). Agron J Jul/Aug. 1981 73(4):635-638 4B0c3,PETEE/ZAMA,1981, 19814B0c3 4B0c3 Peters, E. J., Zam, A. H. B. M. Allelopathic effects of tall fescue (Festuca arundinacea) genotypes (on Digitaria sanguinalis, birdsfoot trefoil, and red clover, in pasture mixtures, phytotoxicity, natural control of weeds). Agron J Jan/Feb. 1981 73(1):56-58 4B0c3,PUTNA,1981, 19814B0c3 4B0c3 Putnam, A. R. Allelopathy: a new approach to weed control in vegetable crops. Annu Rept - Oregon Horticultural Society 1981 72(189-190) 4B0c3,LIEBR/WORSA,1983, 19834B0c3 4B0c3 Liebl, R. A., Worsham, A. D. Inhibition of pitted morning glory (Ipomaea lacunosa L.) and certain other weed species by phytotoxic components of wheat (Triticum aestivum L.) straw (in no-till cropping systems). J Chem Ecol Aug. 1983 9(8):1027-1043 4B0c4,STAPR,1916, 19164B0c4 4B0c4 Stapledon, R.G. Plant communities of farm land. Ann Bot Jan. 1916 30:161-180 4B0c4,BRENW,1917, 19174B0c4 4B0c4 Brenchley, W. E. Effect of weeds upon cereal crops. Intl R Sci & Prac Ag Jul. 1917 7:984-5 4B0c4,BRANW,1918, 19184B0c4 4B0c4 Branchley, W. E. Effect of weeds upon crops. J Bd Ag Mar. 1918 24:1394-1400 4B0c4,BRENW,1918, 19184B0c4 4B0c4 Brenchley, W.E. Useful farm weeds. J Bd Ag Nov. 1918 25:949-58 4B0c4,COXH,1918, 19184B0c4 4B0c4 Cox, H.R. Weeds: how to control them. Farmers B 1918 660:1-31 4B0c4,DUNCJ,1919, 19194B0c4 4B0c4 Duncan, J. Noxious weeds; some simple aids to their control. J Ag New Zealand Dec. 1919 19:366-8 4B0c4,HOWIJ,1919, 19194B0c4 4B0c4 Howitt, J.E. Summary of co-operative experiments in weed eradication, 1912-1917. Report, Ontario Ag & Exp Union 1918 p 10-14 4B0c4,ALBRW,1922, 19224B0c4 4B0c4 Albrecht, W.A. Nitrate accumulation under straw mulch. Soil Sci Oct. 1922 14:299-305 4B0c4,,1940, 19404B0c4 4B0c4 Control of weeds; symposium on the prevention and eradication of weeds on agricultural land by cultural, chemical and biological means. Tropical Ag Sep. 1940 17:169-74 4B0c4,BARRC,1940, 19404B0c4 4B0c4 Barr, C.G. Organic reserves in the roots of bindweed. J Ag Research Mar. 1940 60:391-413 4B0c4,PAVET,1949, 19494B0c4 4B0c4 Paveychenko, T. K. Plant competition and weed control. Agr Inst Rev Mar. 1949 4:142-145 4B0c4,,1953, 19534B0c4 4B0c4 Control of weeds by useful plants. Rur Res C S I R O Jun. 1953 4:2-5 4B0c4,BASES,1953, 19534B0c4 4B0c4 Base, S. R. Destructive role of plants. Sci & Cult Feb. 1953 18:369-373 4B0c4,HAMMC/RAIG,1954, 19544B0c4 4B0c4 Hammer, C. L., Rai, G. L. A new method of weed control. Agr Chem Oct. 1954 9(10):65,117 4B0c4,WILLC,1954, 19544B0c4 4B0c4 Willard, C. J. Weed control: past, present, prospects. Agn J Nov. 1954 46:481-484 4B0c4,PARKM,1955, 19554B0c4 4B0c4 Parker, M. W. Present status and future plans of USDA weed control research program. Natl Agr Chem Assoc News & Pesticide Rev May/Jun. 1955 13(5)10-12 4B0c4,WILLC,1955, 19554B0c4 4B0c4 Willard, C. J. Weed control: Past; present, prospects. No East Weed Control Conf Proc 1955 9:69-73 4B0c4,ALBEW,1957, 19574B0c4 4B0c4 Albert, W. B. The MBC's of weed control its mechanical (M), biological (B), and chemical (C) aspects. South Weed Conf Proc 1957 10:1-5 4B0c4,PETOF,1957, 19574B0c4 4B0c4 Peto, F. H. Evolution in weed control. West Canada Weed Conf Proc 1957 9:36-38 4B0c4,WILKJ,1957, 19574B0c4 4B0c4 Wilkerson, J. A. Chemical and cultural studies on the control of nutgrass [Cyperus rotundus in cotton]. South Weed Conf Proc 1957 10:158-165 4B0c4,SIMMJ,1958, 19584B0c4 4B0c4 Simmons, J. C. What farmers are looking for in weed control. Calif Weed Conf Proc 1958 10:76-82 4B0c4,SWANL,1958, 19584B0c4 4B0c4 Swanson, L. W. Are weeds lovers of low fertility soils? Agr Ammon News Sep/Oct. 1958 8(5):34-35 4B0c4,MACLC,1963, 19634B0c4 4B0c4 Maclellan, C. R. Integrated insect pest control; an example of how it has been successfully applied to the codling moth in Nova Scotia. 1963 8(3):12-13 4B0c4,SANTK/BLACJ,1965, 19654B0c4 4B0c4 Santhirasegaram, K., Black, J. Y. Agronomic practices aimed at reducing competition between cover crops and undersown pasture. Herbage Abs Dec. 1965 35(4):221-225 4B0c4,ABDUA/RICEE,1967, 19674B0c4 4B0c4 Abdul-Wahab, A. J., Rice, E. L. Plant inhibition by Johnsongrass [Sorghum halepense] and its possible significance in old-field succession. Torrey Bot Club Bull Nov/Dec. 1967 94(6):486-497 4B0c4,BELLD/KOEPD,1972, 19724B0c4 4B0c4 Bell, D. T., Koeppe, D. E. Noncompetitive effects of giant foxtail on the growth of corn. [Setaria faberii, Allelopathy]. Agron J May/Jun. 1972 64(3):321-325 4B0c4,RICEE,1972, 19724B0c4 4B0c4 Rice, E. L. Allelopathic effects of Andropogon virginicus and its persistence in old fields. Amer J Bot Aug. 1972 59(7):752-755 4B0c4,PUTNA/DUKEW,1974, 19744B0c4 4B0c4 Putnam, A. R., Duke, W. B. Biological suppression of weeds; evidence for allelopathy in accessions of cucumber. Sci Jul. 1974 185(4148):370-372 4B0c4,BENDG,1975, 19754B0c4 4B0c4 Bendall, G. M. The allelopathic activity of Californian thistle (Cirsium arvenge (L.) Scop.) in Tasmania. Weed Res Apr. 1975 15(2):77-81 4B0c4,MASSF/CAPOF/ZELLG,1977, 19774B0c4 4B0c4 Massantini, F., Caporali, F., Zellini, G. Evidence for allelopathic control of weeds in lines of soybean. Sym Different Methods of Weed Cont and their Intergration; Proc 1977 1:23-28 4B0c4,WILLR/HOAGR,1977, 19774B0c4 4B0c4 William, R. D., Hoagland, R. E. Effect of naturally occurring compounds on seed germination [Allelopathic interactions, abstract only]. Proc South Weed Sci Soc Mar. 1977 30:372 4B0c4,ASHRN/SEND,1978, 19784B0c4 4B0c4 Ashraf, N., Sen, D. N. Allelopathic potential of (the weed) Celosia argentea in arid land crop fields (inhibiting effects on perlmillet and sesame seeds and seedlings). Oecologia plantarum 1978 13(4):331-338 4B0c4,BESTC,1978, 19784B0c4 4B0c4 Beste, C.E. Weed control under clear plastic mulch for seeded cantaloupe (Abs.). Proc Annu Meet Northeast Weed Sci Soc 1978 32d:337 4B0c4,BUCHB/HARPK,1978, 19784B0c4 4B0c4 Buchanan, B. A., Harper, K. T. Allelopathic effects of bur buttercup (Ranunculus testiculatus) tissue on germination and growth of various grasses and forbs in vitro and in soil. The Great Basin Naturalist Mar. 1978 38(1):90-96 4B0c4,KANCS,1979, 19794B0c4 4B0c4 Kanchan, S. D. Allelopathic effects of Parthenium hysterophorus L. III. Inhibitory effects of the weed residue. Plant and Soil Oct. 1979 53(1/2):37-47 4B0c4,LOCKR/PUTNA,1979, 19794B0c4 4B0c4 Lockerman, R. H., Putnam, A. R. Evaluation of allelopathic cucumbers (Cucumis sativus) as an aid to weed control (Growth suppression of proso millet, indicator). Weed Sci Jan. 1979 27:(1):54-57 4B0c4,PUTNA/DEFRJ,1979, 19794B0c4 4B0c4 Putnam, A. R., DeFrank, J. Use of allelopathic cover crops to inhibit weeds. Proc Sym: IX Internal Cong Plant Prot Aug. 1979 :580-582 4B0c4,RAOJ/RAMAK/RAOM/MURTS/VARAS,1979, 19794B0c4 4B0c4 Rao, J. V. S., Rama, K., Rao, M., Murthy, S. S. Varanasi. Allelopathic effect of some weeds of vegetable crops on the germination and early seedling growth of bajra (Pearlmillet). Tropical Ecology Sum. 1979 20(1):5-8 4B0c4,RICEE,1979, 19794B0c4 4B0c4 Rice, E. L. 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Proc 5th Internal Sym Biol Cont Weeds Jul. 1980 :293-299 4C0c4,PUTNA,1981, 19814C0c4 4C0c4 Putnam, A. R. Allelopathy; a new approach to weed control in vegetable crops. Oreg Hort Soc 1981 72:189-190 4C0c4,SCHRM/HANCJ,1981, 19814C0c4 4C0c4 Schroth, M. N., Hancock, J. G. Selected topics in biological control. Annu Rev of Microbioogy 1981 35:453-476 4C0c4,BAILT/KOKL,1982, 19824C0c4 4C0c4 Bailey, T. E., Kok, L. T. Biology of Frumenta nundinella (Kepidoptera: Gelechiidae) on horsenettle in Virginia (Biological control agent). Canad Entomol Feb. 1982 114(2):139-144 4C0c4,FREET,1982, 19824C0c4 4C0c4 Freeman, T. E. Microbial herbicides (Biological control of noxious plants). Advances in Agric Microb 1982 :419-428 4C0c4,FREET,1982, 19824C0c4 4C0c4 Freeman, T. E. Microbial herbicides (Biological control of noxious plants). Adv Agric Microb 1982 :419-428 4C0c4,KIRKT/TEMPG/TEBED/SMITR,1982, 19824C0c4 4C0c4 Kirkpatrick, T. L., Templeton, G. E., TeBeest, D. O., Smith, R. J.,jr. Potential of Colletotrichum malvarum for biological control of prickly sida (Sida spinosa). Plant Disease Apr. 1982 66(4):323-325 4C0c4,DOWDP/KOKL,1983, 19834C0c4 4C0c4 Dowd, P. F., Kok, L. T. Influence of soil conditions on Carduus thistles and development of the thistle head weevil, Rhinocyllus conicus (Coleoptera: curculionidae) (Carduus acanthoides, Cardus thoermeri, biological control of weeds). Environ Entomol Ap . 1983 12(2):439-441 4C0c4,PHATS/SUMND/WELLH/BELLD/GLAZN,1983, 19834C0c4 4C0c4 Phatak, S. C., Sumner, D. R., Wells, H. D., Bell, D. K., Glaze, N. C. Biological control of yellow nutsedge with the indigenous rust fungus Puccinia canaliculata (weed, Cyperus esculentus). Sci Mar. 1983 219:4591):1446-1447 4C0d3,ANDRL,1981, 19814C0d3 4C0d3 Andres, L. A. Insects in the biological control of weeds. CRC handbook of pest management in agriculture. CRC Press, Boca Raton, FL 1981 11 4C0d2,CHARR/WALKH,1982, 19824C0d2 4C0d2 Charudattan, R., and H.L. Walker (eds.). Biological control of weeds with plant pathogens. John Wiley and Sons 1982 293p. 4C0d3,TEMPG/TRUJE,1981, 19814C0d3 4C0d3 Templeton, G. E., Trujillo, E. E. The use of plant pathogens in the biological control of weeds. CRC Handbook of pest management in agriculture. CRC Press, Boca Raton, FL 1981 11:345-350 4C0d3,WATSA,1982, 19824C0d3 4C0d3 Watson, A. Biological control of weeds in pastures in Canada. S. Hill & P. Otts eds. In Basic technics in ecological farming, I Foam Birkhauser Verlag, Sirty 1982 5A0a2,MASSW,1916, 19165A0a2 5A0a2 Massey, W. F. Crop rotation, diversification, and living at home. Prog F Apr 1916 31:535 (4/15/1916) 5A0a2,MCNAA,1919, 19195A0a2 5A0a2 McNair, A.D. Crop rotation devised to distribute labor throughout the season Prog F Jan 1919 34:155 (1/25/19) 5A0a2,,1937, 19375A0a2 5A0a2 Problem of crop rotation Gard Chron (Lond) Jul 1937 102:85 (7/31/37) 5A0a2,MOORH,1938, 19385A0a2 5A0a2 Moore, H.I. Manuring for the rotation. Farmer & Stock-Breeder Feb 1938 52:333 (2/8/38) 5A0a2,ORWIC,1945, 19455A0a2 5A0a2 Orwin, C. S. Agricultural pioneers. I. Pioneer of rotation farming: Sir Richard Weston, 1591-1652. Young Farmer J/F 1945 13(1):13-15 5A0a2,BAUEF,1946, 19465A0a2 5A0a2 Bauer, F. C. Legumes in crop rotation (abs). (fertility value of legumes) Hoards Dairyman Jan 1946 91:18 (1/10/46) 5A0a2,HAGAA,1946, 19465A0a2 5A0a2 Hagan, A. R. A rolling upland farm set up for balanced farming. (crop rotations) Impl and Tractor Jan 1946 61(1):47,62,74 (1/12/46) 5A0a2,BIFFW,1948, 19485A0a2 5A0a2 Biffen, W. Crop rotation: the basis of good farming. Smallholder Dec 1948 80(2019):20 (12/10/48) 5A0a2,COWLH,1948, 19485A0a2 5A0a2 Cowley, H. Fall is the time to plan your crop rotation. U and I Cult Sep 1948 8(2):14 5A0a2,JOHNT,1949, 19495A0a2 5A0a2 Johnston, T.E. A rotation plan for the poultry range. Organic Farmer Nov. 1949 1(4):43-45 5A0a2,SHEWW,1949, 19495A0a2 5A0a2 Shewell-Cooper, W.E. Planning crop rotations. Field Nov 1949 194:791 (11/26/49) 5A0a2,COLEW,1950, 19505A0a2 5A0a2 Coleman, W.P. Rotate pasture for efficiency; temporary pastures will stretch your manure. Organic Farmer Mar 1950 1(8):19-21 5A0a2,KUTIF,1950, 19505A0a2 5A0a2 Kutish, F. A. How to figure the right rotation for your farm. Cappers Farmer Aug 1950 61(8):17,43 5A0a2,SHEWW,1950, 19505A0a2 5A0a2 Shewell-Cooper, W.E. Save labour by rotating crops. Co-op Home Mag Jan 1950 55:9 5A0a2,SNIDH,1950, 19505A0a2 5A0a2 Snider, H.J. Legumes - a "must" in rotation. Hoard's Dairyman Nov 1950 95:794 (11/10/50) 5A0a2,SPOOH,1951, 19515A0a2 5A0a2 Spooner, H.L. Six-year rotation system. Better Farming Methods Jun 1951 23(6):18,20-21 5A0a2,BUTLE,1952, 19525A0a2 5A0a2 Butler, E. Rotations for the land's sake. Prog Farmer Tex Ed Jan 1952 67:16,26 5A0a2,OLDSJ,1962, 19625A0a2 5A0a2 Olds, J. Which crops build soil fastest? Org Gard Farm Feb 1962 9(2):38-41 5A0a2,LOGSG,1980, 19805A0a2 5A0a2 Logsdon, G. Crop rotation: key to a healthy garden. Org Gard Feb 1980 27(2):109-110 5A0a2,MILLF,1984, 19845A0a2 5A0a2 Miller, F. Crop rotation (grain, grass and cultivated crops, suggested examples). Small Farmer's J Spr 1984 8(2):22-23 5A0a3,MARSJ,1916, 19165A0a3 5A0a3 Marsh, J. Some profits in crop rotation. Hoard's D Oct 1916 52:426-7 (10/20/1916) 5A0a3,MOSSB,1916, 19165A0a3 5A0a3 Moss, B. L. Cropping systems for the South: why crops should be rotated. Prog F Apr 1916 31:534 (4/15/1916) 5A0a3,,1917, 19175A0a3 5A0a3 Model rotation plan. Wallaces' F (Ag Digest) Feb 1917 1:301) Jan 1917 42:6 (1/5/1917) 5A0a3,,1917, 19175A0a3 5A0a3 Rotations for wheat Weekly N L Sep 1917 5:1 (9/12/1917) 5A0a3,BUTLT,1917, 19175A0a3 5A0a3 Butler, T. How to get rich lands; crop rotations--special rotations to meet special needs. Prog F Sep 1917 32:1013 (9/29/1917) 5A0a3,PERKK,1917, 19175A0a3 5A0a3 Perkins, K. Planning a rotation system. Prog F Feb 1917 32:154 (2/3/1917) 5A0a3,RUMML,1917, 19175A0a3 5A0a3 Rummell, L. L. Rotations for the corn belt. Country Gent Dec 1917 82:1961 (12/15/1917) 5A0a3,,1918, 19185A0a3 5A0a3 Wheat in the rotation. Wallaces' F Jul 1918 43:1079 (7/26/1918) 5A0a3,GRANA,1918, 19185A0a3 5A0a3 Grantham, A. E. Potato and alfalfa rotation. Prac F May 1918 114:174 (5/1/1918) 5A0a3,GRANA,1918, 19185A0a3 5A0a3 Grantham, A. E. Suggested rotation for alfalfa. Prac F Feb 1918 114:48 (2/1/1918) 5A0a3,GRANA,1918, 19185A0a3 5A0a3 Grantham, A.E. Importance of crop rotation. Prac F Nov 1918 114:366 (11/15/18) 5A0a3,MERRT,1918, 19185A0a3 5A0a3 Merrick, T. C. One-man farm, 100 acres and no hired help. System on the Farm Feb 1918 2:53 5A0a3,CHAMM,1920, 19205A0a3 5A0a3 Champlin, M. Corn in the rotation Dakota F Aug 1920 40:1435 5a0a3,MCINC,1920, 19205a0a3 5a0a3 McIntire, C.W. Some valuable rotations. Ohio F Jan 1920 145:3 (1/3/20) 5A0a3,POEC,1920, 19205A0a3 5A0a3 Poe, C. Planning the year's crops. Prog F Jan 1919 34:10 (1/4/19) 5A0a3,VOORH,1920, 19205A0a3 5A0a3 Voorhees, H. Improving the hay crop in rotation. Hoard's D Jul 1920 59:1507 (7/16/20) 5A0a3,WILLC,1920, 19205A0a3 5A0a3 Williams, C.G. Continuous corn culture vs. rotation. Ohio F Nov 1920 146:578 (11/13/20) 5A0a3,,1921, 19215A0a3 5A0a3 Successful farmer tells how he rotates crops and gets results. Farming Feb 1921 19:255 5A0a3,JUDDO,1921, 19215A0a3 5A0a3 Judd, O. Back to rational farm rotations. Farmer Jan 1921 69:92 (1/22/21) 5A0a3,,1926, 19265A0a3 5A0a3 Rotation of corn and hay. Rural N Y May 1926 85:737 (5/1/1926) 5A0a3,,1926, 19265A0a3 5A0a3 Rotation of crops Gard Chron (Lond) Apr 1926 79:257 (4/3/1926) 5A0a3,FRASW,1926, 19265A0a3 5A0a3 Fraser, W. J. Productive crop rotations boost profit. Hoard's D J/F 1926 71:3,39,78,110,152,191,231 5A0a3,CHAPL,1928, 19285A0a3 5A0a3 Chapman, L.T. It pays to rotate. Nor'-West F Nov 1928 47:7+ (11/5/28) 5A0a3,WHITJ,1928, 19285A0a3 5A0a3 Whitson, J. Good rotations and good seed. Wallaces' F May 1928 53:703 (5/4/28) 5A0a3,DAHLA,1930, 19305A0a3 5A0a3 Dahlberg, A.V. Crop rotation and soil tests are keys to prosperous farming. Fert Green Bk Jun 1930 11:22-3 5A0a3,DARRG,1935, 19355A0a3 5A0a3 Darrow, G.M. Factors affecting rotation crop for strawberries. Am Fruit Grower J/F 1935 55:11+, 10+ 5A0a3,KENYH,1938, 19385A0a3 5A0a3 Kenyon, H.F. Modern crop rotation. Cal Cultivator Feb 1938 85:93+ (2/12/38) 5A0a3,GREEJ,1939, 19395A0a3 5A0a3 Green, J.L. Prosperity and posterity depend on wise farming methods. Agric Gaz N S W May 1939 50:233-5+ 5A0a3,OLDEA,1943, 19435A0a3 5A0a3 Oldershaw, A.W. Spring corn on broken grass. (oats, peas and beans suggested as crops after grass) Farmer and Stock Breeder Dec 1943 57:1917 (12/7/43) 5A0a3,WHITJ,1943, 19435A0a3 5A0a3 Whittet, J.N. Temporary pastures in the wheat rotation. Agric Gaz N S W Dec 1943 54:542-543 (12/1/43) 5A0a3,HARPH,1944, 19445A0a3 5A0a3 Harper, H.J. More profit with sweet clover rotations. Farmer-Stockman Feb 1944 57:49 5A0a3,MCLEJ,1944, 19445A0a3 5A0a3 McLean, J. G. The effect of rotation on yield and disease in potatoes. Spud Notes S/O 1944 2(9/10):1-3 5A0a3,REEVP,1944, 19445A0a3 5A0a3 Reeve, P.A. Sweet clover and your rotation. Sugar Beet J Jul 1944 9:128 5A0a3,GRATL,1945, 19455A0a3 5A0a3 Graty, L. O. Pedigreed plants beat disease. (disease control by breeding resistant varieties) Fla Grower Oct 1945 53(10):25,28 5A0a3,HACKA,1945, 19455A0a3 5A0a3 Hacker, A. L. Rotations for potatoes. Guide Post Feb 1945 22(2):6,8 5A0a3,HIDEJ,1945, 19455A0a3 5A0a3 Hide, J. C. Yields (of field crops) "rotate" upward. Kans Farmer Mar 1945 82(5):7 (3/3/45) 5A0a3,NIXOW,1945, 19455A0a3 5A0a3 Nixon, W. M. Let vetch follow corn in the rotation. Prog Farmer Tex Ed Sep 1945 60(9):14,50 5A0a3,NOONJ,1945, 19455A0a3 5A0a3 Noonan, J. B. Introduce clover (pastures) into the rotation for New England to rehabilitate depleted soils and conserve fertility. Agric Gaz N S W Dec 1945 56:527-529 (12/1/45) 5A0a3,ACHTA,1946, 19465A0a3 5A0a3 Achterberg, A. Corn yields boosted by rotation. Irrig Farmer Oct 1946 4(6):1,8 (10/3/46) 5A0a3,ANDER,1946, 19465A0a3 5A0a3 Anderson, R. H. Use of grasses in crop rotation plan restores soil fertility, controls weeds. Farm and Ranch Rev Mar 1946 42(3):15 5A0a3,BAILR,1946, 19465A0a3 5A0a3 Bailey, R.T. Soil-saving rotations. Prog Farmer Ga-Ala Fla Ed Nov 1946 61(11):22,98 5A0a3,BRADC,1946, 19465A0a3 5A0a3 Bradley, C. Planned rotation program pays off. Irrig Farmer Jan 1946 3(9):1 (1/10/46) 5A0a3,CHAMM,1946, 19465A0a3 5A0a3 Champlin, M. Rotate for tomorrow. Country Guide Jan 1946 65(1):8,25 5A0a3,JONEJ,1946, 19465A0a3 5A0a3 Jones, J. B. A mountain grain rotation. South Agr Aug 1946 76(8):26 5A0a3,COOKA,1947, 19475A0a3 5A0a3 Cook, A.H. Choose your rotation and plant now. (rotation with hairy vetch) Farmer-Stockman Sep 1947 60(9):12 5A0a3,MOORH,1947, 19475A0a3 5A0a3 Moore, H. I. Rotational cropping. Young Farmer S/O 1947 p. 152-153 5A0a3,HARLP,1948, 19485A0a3 5A0a3 Harlan, P.H. Rotational horticulture. Citrus Leaves Jul 1948 28(7):13 5A0a3,SOMEG,1948, 19485A0a3 5A0a3 Somerset, G.G. The four systems of crop rotation. Grower Feb 1948 29:209,211 (2/7/48) 5A0a3,SOMEG,1948, 19485A0a3 5A0a3 Somerset, G.G. Planning a four year rotation. Grower 1948 29:249 (2/14/48) 5A0a3,STABS,1948, 19485A0a3 5A0a3 Stabler, S. P. Plan a balanced cropping system. Md Farmer Dec 1948 32(12):13 5A0a3,COMBL,1949, 19495A0a3 5A0a3 Combs, L. G. Simple demonstration shows value of good rotations. (soil fertility) Beter Farming Methods Jun 1949 21(6):12,42 5A0a3,GROSSD,1949, 19495A0a3 5A0a3 Gross, D.L. Crop rotations and soil improvement. Irrig Farmer Dec 1949 7(8):5,8 (12/1/49) 5A0a3,HARRC,1949, 19495A0a3 5A0a3 Harrison, C. M. The heart of the crop rotation. (pastures) Hoards Dairyman Feb 1949 94:168-169 (2/25/49) 5A0a3,LINSC,1949, 19495A0a3 5A0a3 Linsley, C. M. Better land use increases profits. (crop rotation) Pacemaker Apr 1949 7(8):4 (4/15/49) 5A0a3,NEALO,1949, 19495A0a3 5A0a3 Neal, O. R. Crop rotation for conservation and fertility maintenance. Hort News Jan 1949 30:2126 5A0a3,CLAAC,1950, 19505A0a3 5A0a3 Claassen, C.E. Safflower fits into rotations; ancient oilseed crop may become important as replacement for corn. Irrig Farmer Mar 1950 8,i.e.7(11):3,6 (3/2/50) 5A0a3,GARDH,1950, 19505A0a3 5A0a3 Gardner, H.H. Use crop rotations to improve crop yields and income. Better Crops Plant Food Feb 1950 34(2):22-26,39-40 5A0a3,NIXOW,1950, 19505A0a3 5A0a3 Nixon, W.M. Don't work fields sick - rotate your crops. Prog Farmer, Miss-Ark La Ed Feb 1950 65(2):140 5A0a3,,1951,52 19515A0a3 5A0a3 Are rotations dead? Farm Q Win 1951/52 6(4):54-56,108 5A0a3,BORTC,1951, 19515A0a3 5A0a3 Bortner, C. E. Rotation best medium for efficient use of fertilizer. Victory Farm Forum Dec 1951 43:14-15 5A0a3,HEDLR,1951, 19515A0a3 5A0a3 Hedlin, R. What about crop rotations? Country Guide Apr 1951 p. 13,34 5A0a3,WOODR,1951, 19515A0a3 5A0a3 Woodmon, R. M. A rotation of vegetables with different manurial treatments. Grower (London) Sep 1951 36:521,523,525 (9/15/51) 5A0a3,BERGK,1952, 19525A0a3 5A0a3 Berger, K. C. Legumes for the potato rotation. Badger Common 'Tater Sep 1952 5(9):4 5A0a3,CLEMC,1952, 19525A0a3 5A0a3 Clemmer, C. W. Forages planned for rotation are the most profitable. East States Coop Feb 1952 28(2):10-11 5A0a3,ANDER,1953, 19535A0a3 5A0a3 Anderson, R. Can land take corn every year? Farm J Mar 1953 77(3):42,180 5A0a3,KIEST,1953, 19535A0a3 5A0a3 Kiesselbach, T.A. Legume and manure rotations in the Western Corn Belt. Better Crops Plant Food Feb. 1953 37(2):23-26,39-42 5A0a3,MCALD,1954, 19545A0a3 5A0a3 McAllister, D. Nine valid reasons reveal good crop rotation essential. Sugar Beet Jun 1954 13(2):6-7 5A0a3,SNIDH,1954, 19545A0a3 5A0a3 Snider, H. J. Crop rotation becomes a hot issue. Hoards Dairyman Aug 1954 99:731 (8/25/54) 5A0a3,BLACE,1955, 19555A0a3 5A0a3 Blackman, E. M. Why rotate crops? Country Gent EstatE Mag Apr 1955 55:156-157 5A0a3,JOHNG,1955, 19555A0a3 5A0a3 Johnson, G. D. Can we throw away rotations? Successful Farming Dec 1955 53(12):43,90 5A0a3,SLATD,1955, 19555A0a3 5A0a3 Slater, D. T. Why crop rotations? Nova Scotia Boys and Girls Club B May 1955 18(5):7-8 5A0a3,TYNEE,1955, 19555A0a3 5A0a3 Tyner, E. H. Crop residues and rotations. (chiefly legumes in rotation) Agr Ammonia News O/D 1955 5(4):46,48,64,66 5A0a3,ELCOH,1959, 19595A0a3 5A0a3 Elcock, H. A. Nematode and sugar beet rotation. Sugar Beet Spr 1959 13(20):10-11 5A0a3,FOLSD,1959, 19595A0a3 5A0a3 Folsom, D. Potato tuber bruise rots in relation to crop rotation in Maine 1945-1956. Am Potato J May 1959 36(5):154-161 5A0a3,OKEER/WERNH,1959, 19595A0a3 5A0a3 O'Keefe, R.B., H.O. Werner Potato production in dryland rotations in western Nebraska throughout a twenty-three year period. (includes precipitation effects) Am Potato J Sep 1959 36(9):325-332 5A0a3,BLAKB/LANGA,1960, 19605A0a3 5A0a3 Blakely, B.D., A.L. Lang Crop rotation: practical or pass? Plant Food Rev Win 1960 6(4):12-17 5A0a3,SWANE,1960, 19605A0a3 5A0a3 Swanson, E.R. Economic objectives of crop rotation. (in relation to costs and returns) World Farming May 1960 2(5):14,16-17 5A0a3,BARBS,1961, 19615A0a3 5A0a3 Barber, S.A. Crop rotation vs. continuous corn. Hoard's Dairyman Apr 1961 106(7):338-389 (4/10/61) 5A0a3,YEAGG,1962,1963 19625A0a3 5A0a3 Yeager, G. W. Value of beets in rotation. (with other field crops) Holly Agric News Win 1962/63 10(4):11-13 5A0a3,SMITI,1964, 19645A0a3 5A0a3 Smith, I. D. Intensive cropping draws highest returns. (rotations) Doane's Feb 1964 27(5):6-8 5A0a3,GIDLV,1966, 19665A0a3 5A0a3 Gidley, V. N. Why rotations? Agric Gaz N S W Sep 1966 77(9):514-519 5A0a3,TOLMB,1967, 19675A0a3 5A0a3 Tolman, B. Importance of crop rotation Sugar J Oct 1967 30(5):28-30 5A0a3,CHELK/SINGS,1971, 19715A0a3 5A0a3 Chela, K. S., Singh, S. Choose your crop rotation. Progr Farming Dec 1971 8(4):11-12 5A0a3,SABAV,1971, 19715A0a3 5A0a3 Sabarathnam, V. Crop rotation is a "must" for your farm. Farm Fact Sep 1971 5(11):13-15 5A0a3,MADAS/PRIHR/KALED,1972, 19725A0a3 5A0a3 Madan, S. P. S., Prihar, R. S., Kaler, D. S. Include vegetables in crop rotation. Progr Farming Oct 1972 9(2):21 5A0a3,REAGJ,1981, 19815A0a3 5A0a3 Reagan, J. The rediscovery of rotations. The Furrow 1981 86(1):30-31 5A0a4,WILLG,1920, 19205A0a4 5A0a4 Williams, C.G. Livestock farm rotation Ohio F Nov 1920 146:635 (11/27/20) 5A0a4,SMUTI,1936, 19365A0a4 5A0a4 Smuts, I.J. Necessity for crop rotation in mixed farming. Farming in S Africa Apr 1936 11:160 5A0a4,BONNI,1945, 19455A0a4 5A0a4 Bonnerup, I. Rotation of crops. Westralian Farmers' News Apr 1945 6(288):1,6 (4/12/45) 5A0a4,FERDL,1947, 19475A0a4 5A0a4 Ferden, L. Good crop rotations improve the soil. Sugar Beet J J/A 1947 12:102-104 5A0a4,WHITS,1947, 19475A0a4 5A0a4 Whitehead, S. B. It pays to practice crop rotation. (vegetables) Pop Gard Oct 1947 49:304 (10/18/47) 5A0a4,AMHEM,1948, 19485A0a4 5A0a4 Amherst, M. Weeds and crop rotation. An account based on observations made at Pool Anthony Farm. Blundell's School Sci Mag 1948 3:34-40 5A0a4,ZOBEH,1948, 19485A0a4 5A0a4 Zobell, H.D. Proper crop rotation. Sugar Beet Mar 1948 7(5):12-14 5A0a4,SCARG,1953, 19535A0a4 5A0a4 Scarseth, G. Don't be "married" to a rotation. Country Gent Nov 1953 123(11):43,73-74 5A0a4,SCHAR,1953, 19535A0a4 5A0a4 Schaus, R. The alfalfa-barley team. (rotating crop schedule for silage) West Livestock J Jul 1953 31(39):42,83,86,88,91 5A0a4,BUTLE,1954, 19545A0a4 5A0a4 Butler, E. Conservation and crop rotation - a report from the South. Cotton Gin Oil Mill Press Feb 1954 55(5):11-12,15-16,85 5A0a4,JACQH,1960, 19605A0a4 5A0a4 Jacquot, H.D. Annual cropping and alfalfa-grass rotation. West Crops and Farm Mangt Jul 1960 9(7):19-21 5A0a4,PESEJ,1962, 19625A0a4 5A0a4 Pesek, J. Facts about continuous corn. Hoard's Dairyman Mar 1962 107(6):335,364-365 (3/25/62) 5A0a4,HILLF,1963, 19635A0a4 5A0a4 Hills, F. J. Can't beet your land to death. (advantages of crop rotation) Spreckels Sugar B M/A 1963 27(2):10-11,16 5A0a4,JENKJ,1965, 19655A0a4 5A0a4 Jenkins, J. The break in cereal growing. (rotation of crops and wheat culture in Great Britian) Farmers' Club J Apr 1965 p. 170-184 5A0a4,TOLMB,1967, 19675A0a4 5A0a4 Tolman, B. Sound cropping program; crop rotation an essential to stabilized irrigation agriculture. (includes costs and returns) Ui (Utah-Idaho) Sugar Cult Spr 1967 27(1):24-27 5A0a4,ROWSJ,1968, 19685A0a4 5A0a4 Rowsell, J. Are break crops really necessary? crop rotation in Great Britian Mod Farmer S/O 1968 6(5):7 5A0a4,MARKS,1981, 19815A0a4 5A0a4 Marking, S. What will you plant? Soybean Dig M/J 1981 41(7):22-23 5A0b2,PARKR,1935, 19355A0b2 5A0b2 Parkison, R.H. Profitable crop rotation includes many legumes. Purdue Ag Apr 1935 29:61+ 5A0b2,FRIAR,1938, 19385A0b2 5A0b2 Friant, R.J. Reorganizing the farm for efficient land use. W Va Agric Ext C 1938 322:1-15 5A0b2,ENLOC,1940, 19405A0b2 5A0b2 Enlow, C.R. Review and discussion of literature pertinent to crop rotations for erodible soils. U S AG C 1940 559:1-51 5A0b2,ZOOKL/WEAKH,1950, 19505A0b2 5A0b2 Zook, L. L. and Weakly, H. E. Crop rotation and tillage experiments at the North Platte (Nebr.) substation 1907 - 1934. USDA Tech Bul 1007 1950 5A0b2,JONET,1957, 19575A0b2 5A0b2 Jones, T. H. Rotations for control of weeds in strawberries. Tenn Agric Exp Stn B Oct 1957 267, qp 5A0b3,BURGJ,1912, 19125A0b3 5A0b3 Burgess, J.L. Corn culture in North Carolina N C Dept of Agric Bull No. 169 1912 5A0b3,HARTB/DAMOS,1916, 19165A0b3 5A0b3 Hartwell, B. L., S. C. Damon Twenty-year comparison of different rotations of corn, potatoes, rye and grass. R I AG EXP B 1916 167:1-38 5A0b3,WHITA/HENDH,1916, 19165A0b3 5A0b3 Whitson, A.R., Hendrick, H. B. Crop rotations and soil fertility. U S AG B 1916 355:84-9 5A0b3,BAIRR,1917, 19175A0b3 5A0b3 Baird, R. L. Adjusting rotations to meet unexpected conditions. System on the Farm May 1917 1:104-5 5A0b3,,1918, 19185A0b3 5A0b3 Importance of crop rotation. Va Ag Dept B May 1918 128:2-4 5A0b3,DONER,1918, 19185A0b3 5A0b3 Doneghue, R. C. Crop rotation and soil fertility. N D Ag Exp B 1918 126:197-251 5A0b3,WILLC,1918, 19185A0b3 5A0b3 Williams, C. G. Rotations including both corn and potatoes. Ohio F Feb 1918 141:215 (2/16/1918) 5a0b3,BARKJ,1919, 19195a0b3 5a0b3 Barker, J.F. Constructive rotations; considerations in fertility, crops, drainage and farm labor. Ohio Ag Exp B Jul 1919 4:209-14 5A0b3,THORE,1920, 19205A0b3 5A0b3 Thorne, E. Crop rotation for a hog farm. C: Ohio Ag Exp B (also in Swine World, June 5, 1920 7:63-4) May 1920 5:131-5 5A0b3,MONTC,1921, 19215A0b3 5A0b3 Montgomery, C.W. What crop rotations show. Ohio Ag Exp B May 1921 6:85-9 5A0b3,SCHAE,1921, 19215A0b3 5A0b3 Schafer, E.G. Wash Ag Ext Communications to County Agents 1921 2(7):5-6 (mim.) 5A0b3,SALTR/GLINN,1924, 19245A0b3 5A0b3 Salter, R. M., N. W. Glines Rotations for truck farming. Ohio Ag Ext Timely Soil Topics 1924 74, 4 p. 5A0b3,LEONW,1926, 19265A0b3 5A0b3 Leonard, W. H. Rotate your crops. Colo Ag Ext B 1926 263A:1-10 5A0b3,SCHAE/SMITR,1926, 19265A0b3 5A0b3 Schafer, E. G., R. T. Smith Rotation and hogging off experiments with field peas. Wash Ag Exp B 1926 198:1-21 5A0b3,WEIRW,1926, 19265A0b3 5A0b3 Weir, W. W. Soil productivity as affected by crop rotation. Farmers' B 1926 1475:1-22 5A0b3,WEIRW,1926, 19265A0b3 5A0b3 Weir, W. W. Study of the value of crop rotation in relation to soil productivity. U S AG B 1926 1377:1-68 5A0b3,MORGM,1927, 19275A0b3 5A0b3 Morgan, M. F. Cropping systems and soil efficiency. Conn Ag Coll Ext B 1927 103:1-4 5A0b3,REYNE,1928, 19285A0b3 5A0b3 Reynolds, E.B. Experiments with fertilizers on rotated and non-rotated crops. Tex Ag Exp B 1928 390:1-39 5A0b3,HEADW,1930, 19305A0b3 5A0b3 Headden, W.P. Effects of clover and alfalfa in rotation. Colo Ag Exp B 1930 363:1-39 5A0b3,MOOEC,1930, 19305A0b3 5A0b3 Mooers, C.A. Effects of various legumes on the yield of corn. Tenn Ag Exp B 1930 142:1-16 5A0b3,WALKG,1931, 19315A0b3 5A0b3 Walker, G.P. Good crop rotations pay. Purdue AG Apr 1931 25:141 5A0b3,ROGER/MANNH,1933, 19335A0b3 5A0b3 Rogers, R.H., H.B. Mann Value of crop rotation in the coastal plain area. N C Ag Exp B 1933 280:1-31 5A0b3,PITTD,1934, 19345A0b3 5A0b3 Pittman, D.W. Rotations and cropping systems. Utah Ag Exp 1934 103:1-8 5A0b3,SAMPG,1934, 19345A0b3 5A0b3 Sample, G.W. Profitable crop rotation earns large returns. Purdue Ag Jun 1934 28:69 5A0b3,,1935, 19355A0b3 5A0b3 Fall grain on lespedeza sod. Tenn Ag Ext Pub 1935 189, 6 p. 5A0b3,ETHEW/HELMC,1936, 19365A0b3 5A0b3 Etheridge, W.C., C.A. Helm Korean lespedeza in rotations of crops and pastures. Mo Ag Exp B 1936 360:1-22 5A0b3,PROBA,1936, 19365A0b3 5A0b3 Probst, A.H. Placing annual legumes in corn belt rotations. Purdue Ag Oct 1936 31:5+ 5A0b3,SCHAE/WHEEL/VANDS,1937, 19375A0b3 5A0b3 Schafer, E.G., L.C. Wheeting, S.C. Vandecaveye Crop rotations: effect of crop rotations on succeeding crops; effect of crop rotations on productivity of the soil. Wash Ag Exp B 1937 344:1-74 5A0b3,LEIGC,1938, 19385A0b3 5A0b3 Leighty, C.E. Crop rotation. U S Ag Yearbook 1938 1938:406-30 5A0b3,CHENH/ARNYA,1941, 19415A0b3 5A0b3 Chen, H.Y., A.C. Arny Crop rotation studies. Minn Ag Exp Tech B 1941 149:1-46 5A0b3,HAYSO/CLARN,1941, 19415A0b3 5A0b3 Hays, O.E., N. Clark Cropping systems that help control erosion. Wis Ag Exp B 1941 452:1-23 (5c) 5A0b3,MUNRJ/TELFH,1942, 19425A0b3 5A0b3 Munro, J.A., H.S. Telford Crop rotations and wireworm injury to potato tubers. N D Ag Exp Bimonthly B Jan 1942 4:21-3 5A0b3,BRADJ,1943, 19435A0b3 5A0b3 Brady, J.J. Soil fertility and crop rotation. Eire Dept Agric J Mar 1943 11:134-137 5A0b3,HAYW,1943, 19435A0b3 5A0b3 Hay, W.D. Rotational farming. Agriculture (J Min Agr Gt Brit) Nov 1943 50:349-354 5A0b3,HELMC,1943, 19435A0b3 5A0b3 Helm, C.A. Land management in corn production. Mo Agr Expt Sta Cir 251, Columbia Jan. 1943 4p. 5A0b3,LILLI/RATHH,1943, 19435A0b3 5A0b3 Lill, I.G., H.C. Rather Sugar beets after alfalfa. Mich Agric Exp Stn Q B Nov 1943 26:129-133 5A0b3,MCILT/POHLG,1943, 19435A0b3 5A0b3 McIlvaine, T.C., Pohlman, G.G. Crop rotation experiments in the Ohio Valley [1925-1936]. W Va Agr Expt Sta Bul Jun. 1943 306,32p. 5A0b3,HARPH/MURPH,1944, 19445A0b3 5A0b3 Harper, H.S., H.F. Murphy Cropping systems and soil fertility: legume rotations, nurse crops for legumes, livestock farming systems, effect of continuous wheat. Okla Agric Exp Stn Memeog 1944 CM-121, 5 p. 5A0b3,STALJ,1944, 19445A0b3 5A0b3 Stallings, J. H. Crop rotation vs. continuous cropping yields. (attached table compares data of the two systems) Production Office U S D A 1944 (processed) 3 p. 5A0b3,HARRL,1945, 19455A0b3 5A0b3 Harris, L. Total yield and grade of potatoes in different rotations. (effects of rotations and fertilizers on yields) Nebr State Bd Agr Ann Rpt 1945 511-514 5A0b3,JAMEE,1945,46 19455A0b3 5A0b3 James, E. Crop rotation for the control of nut grass. Ga Col Agric Annu Rep 1945/46 p. 22-24 5A0b3,DICKJ,1946, 19465A0b3 5A0b3 Dickey, J. B. R. Crop rotations. (first of two articles) PA Farmer Jan 1946 134:47 (1/26/46) 5A0b3,NELSC/LARSC,1946, 19465A0b3 5A0b3 Nelson, C. E., C. A. Larson Crop rotations under irrigation at the Irrigation Branch Experiment Station, near Prosser, Washington. Wash Agric Exp Stn B 1946 481, 30 p. Pullman 5A0b3,UHLAR,1947, 19475A0b3 5A0b3 Uhland, R.E. Rotations in conservation. U S D A Ybk 1947 1943/47:527-536 5A0b3,WEIDA,1947, 19475A0b3 5A0b3 Weidemann, A. G. Continuous corn vs. corn in rotation. Mich Agr Expt Stn Q B Aug 1947 30(1):80-85 5A0b3,WEIDA,1947, 19475A0b3 5A0b3 Weidmann, A.G. Value of red clover in a rotation. Mich Agric Exp Stn Q B May 1947 29:294-296 5A0b3,BLITL,1948, 19485A0b3 5A0b3 Blitch, L. Lupine increases corn yields. Fla Grower Feb 1948 56(2a):16 5A0b3,GROSSD,1948, 19485A0b3 5A0b3 Gross, D.L. Crop rotations under irrigation. Nebr Agr Col Ext E C May 1948 182, 6 p. 5A0b3,HEADE/BROWG/WORCR,1948, 19485A0b3 5A0b3 Heady, E. O., G. M. Browning, R. W. Worcester The right rotation for your farm. Iowa State Col Ext Iowa Farm Sci Nov 1948 3(5):9-12 5A0b3,SANDH,1948, 19485A0b3 5A0b3 Sanders, H.G. Rotations. Gt Brit Min Agr and Fisheries B 1948 85, 18 p. 5A0b3,SHIEF/CULLW,1948, 19485A0b3 5A0b3 Shier, F. S., W. P. Cullinane The influence of rotation on the yield and flour strength of wheat. West Austral Dept Agr J Dec 1948 (sec 2) 25:351-361 5A0b3,SMITD/WHITD/MILLM,1948, 19485A0b3 5A0b3 Smith, D. D., D. M. Whitt, M. F. Miller Cropping systems for soil conservation. Mo Agric Exp Stn Bull Sep 1948 518, 26 p. 5A0b3,SUNEC/OSWAJ,1948, 19485A0b3 5A0b3 Suneson, C.A., J.W. Oswald Yields of wheat or barley on root-rot infested soils may be increased by rotation with oats or rye. Calif Agric Calif Agric Exp Stn May 1948 2(5):14 5A0b3,UHLAR,1948, 19485A0b3 5A0b3 Uhland, R.E. Grass and the yields of cash crops. (rotation of crops) U S D A Ybk 1948 p. 191-194 5a0b3,UHLAR,1949, 19495a0b3 5a0b3 Uhland, R. E. The value of crop rotations for soil and water conservation. U S Soil Conserv Serv Jul 1949 SCS-TP-83, 12 p. 5A0b3,WHITJ,1949, 19495A0b3 5A0b3 Whittet, J. N. Temporary pastures in the wheat rotation. (pasture mixtures) Agric Gaz N S W Jan 1949 60:9-10 5A0b3,,1950, 19505A0b3 5A0b3 Irrigated crops rotations on the clay soils of western South Dakota. South Dakota Agr Expt Sta Cir. 83 1950. 23p. 5A0b3,CROSJ,1950, 19505A0b3 5A0b3 Crosby, J. Permanent pasture valuable in rotation program. (in vegetable production) Calif Farmer, North Ed Feb 1950 192:106 (2/11/50) 5A0b3,ODLAT/BELLR/SMITJ,1950, 19505A0b3 5A0b3 Odland, T.E., R.S. Bell and J.B. Smith The influence of crop plants on those which follow. V R I Agric Exp Stn B Aug 1950 309, 4 p. 5A0b3,BLISR,1951, 19515A0b3 5A0b3 Bliss, R.K. Sound crop rotations increase yields. Iowa State Watershed B Apr 1951 1(12):5-7 5A0b3,SHEPJ/WAGNR,1951, 19515A0b3 5A0b3 Shepherd, J. B., R. E. Wagner A comparison of improved permanent pasture with crop rotation crops and pastures. U S Bur Dairy Indus Nov 1951 BDIM-117, 1 p. 5A0b3,GARDR/ROBED,1952, 19525A0b3 5A0b3 Gardner, R., D.W. Robertson Alfalfa, its effect on crops in rotation. Farm and Home Res (Colo Sta) M/A 1952 2(6):1,16-19 5A0b3,HESTJ,1952, 19525A0b3 5A0b3 Hester, J. B. Crop rotations are more important than ever! Co Agent and Vo-Ag Teacher Mar 1952 8(3):24-26 5A0b3,HESTJ,1952, 19525A0b3 5A0b3 Hester, J.B. Crop rotation for today's agriculture. N J State Hortic Soc Hort News May 1952 33:2522-2523, 2525 5A0b3,JENSH,1952, 19525A0b3 5A0b3 Jensen, H. R. Economics of crop rotation. Iowa State Col J Sci Jan 1952 26:228-230 5A0b3,SCHMA/CRIMR/ROSTC,1952, 19525A0b3 5A0b3 Schmid, A. R., R. F. Crim, C. O. Rost Good crop rotation boosts corn yields. Minn Farm and Home Sci (Minn Sta) Oct 1952 10:4-5 5A0b3,VERSJ,1953, 19535A0b3 5A0b3 Versteegh, J. Shorter rotations, greater profits - corn as a companion crop. Iowa Agr Dec 1953 52(4):8-9 5A0b3,GARDR/ROBED,1954, 19545A0b3 5A0b3 Gardner, R., D. W. Robertson The beneficial effects from alfalfa in a crop rotation. Colo Agr Col Ext B May 1954 433-A, 26 p. 5A0b3,JOHNI,1954, 19545A0b3 5A0b3 Johnson, I. S. The future of legumes. (in crop rotations chiefly) Iowa State Apiarist Rpt 1954 1953:17-19 5A0b3,KUHNA,1955, 19555A0b3 5A0b3 Kuhn, A. O. Rotations and cropping systems for feed production. MD U Agric Ext Fact Sheet May 1955 96, 4 p. 5A0b3,BERRR,1956, 19565A0b3 5A0b3 Berry, R. L. Most profitable rotations for the corn belt area of southeastern South Dakota. S Dak Agric Exp Stn C May 1956 129, 40 p. 5A0b3,BRAYJ/SCHNJ,1956, 19565A0b3 5A0b3 Bray, J. O., Schnittker, J. A. Legumes or commercial fertilizers? Economics of crop rotation in eastern and central Kansas. Kans Agric Exp Stn Bull Nov 1956 384, 16 p. 5A0b3,SHEPJ,1956, 19565A0b3 5A0b3 Shepherd, J. B., and others Permanent pasture compared with a 5-year crop-and-pasture rotation for dairy cattle feed. USDA Tech Bul May 1956 1144, 44 p. 5A0b3,ALLAW,1957, 19575A0b3 5A0b3 Allaway, W. H. Cropping systems and soil. USDA Ybk Agric 1957 p. 386-395 5A0b3,HEADE,1957, 19575A0b3 5A0b3 Heady, E. O. Economics of cropping systems. USDA Ybk Agric 1957 p. 426-433 5A0b3,HINKD/JACKJ,1957, 19575A0b3 5A0b3 Hinkle, D. A., Jacks, J. F. Crop rotation studies on blackland soils. Arkansas Farm Res Arkansas Agric Exp Stn S/O 1957 6(4):3 5A0b3,DUNHR/ROBIR/ANDER,1958, 19585A0b3 5A0b3 Dunham, R. S., Robinson, R. G., Anderson, R. N. Crop rotation and associated tillage practices for controlling annual weeds in flax and reducing the weed seed population of the soil. Minn Agric Exp Stn Tech B 230 Dec 1958 20 p. 5A0b3,REIDP/COOPW,1958, 19585A0b3 5A0b3 Reid, P. H., Cooper, W. E. Rotate peanuts for higher yields. Res and Farming (NC Sta) Win 1958 16(3):11 5A0b3,FRANR,1960, 19605A0b3 5A0b3 Frans, R.E. Controlling Johnsongrass (Sorghum halpense) by fallowing and cropping systems. Ark Farm Res N/D 1960 9(6):2 5A0b3,HARPH,1960, 19605A0b3 5A0b3 Harper, H.J. The effect of lime and various fertilizers on winter barley in a rotation with sweet clover. Okla Agric Exp Stn B Jun 1960 B-559, 12 p. 5A0b3,WALDG,1960, 19605A0b3 5A0b3 Waldo, G.F. Crop rotation for small fruits. Oreg State Hort Soc Annu Rpt 1960 52:106 5A0b3,WILLW,1960, 19605A0b3 5A0b3 Willis, W. H. The influence of four cropping systems on the nitrogen and organic matter contents of richland silt loam. La Agr Expt Sta B May 1960 535,27P 5A0b3,WILLW,1960, 19605A0b3 5A0b3 Willis, W.H. The influence of four cropping systems on the nitrogen and organic matter contents of richland silt loam. La Agric Exp Stn B May 1960 535, 27 p. 5A0b3,BARNA,1961, 19615A0b3 5A0b3 Barnett, A.P. and others Cropping systems, organic matter and nitrogen. Ga Agric Res Ga Exp Stn Sum 1961 3(1):10-11 5A0b3,HENSD,1961, 19615A0b3 5A0b3 Hensel, D.R. Researchers take closer look at growing potatoes in rotation. Sunshine State Agric Res Rep Univ Fla Oct 1961 6(4):14,19 5A0b3,DOWND/JACOH/WAGGP,1962, 19625A0b3 5A0b3 Down, D.B., H.G.M. Jacobson, P.E. Waggoner Rotations, organic matter, and vegetables. Conn Agric Exp Stn C Feb 1962 220, 16 p. 5A0b3,EHLEP,1962, 19625A0b3 5A0b3 Ehlers, P. Replacement crops for winter wheat. (other field crops for rotation) Nebr Expt Stn Q Spr 1962 9(1):12-13 5A0b3,SHRAW/PESEJ/SCHAF,1962, 19625A0b3 5A0b3 Shrader, W.P., J. Pesek, F.W. Schaller Crop rotations - facts and fiction. Iowa Farm Sci Mar 1962 16(9):6-9 5A0b3,FENSC/FERRJ,1963, 19635A0b3 5A0b3 Fenster, C. R., Ferrer, J. D. Rotation controls downey brome. Neb Exp Sta Q Win 1963 9(4):12 5A0b3,HUNTA,1963, 19635A0b3 5A0b3 Hunter, A. S. Corn yields best in mixed rotation. Sci Farmer Pa Sta Win 1963 10(3):11 5A0b3,OKEER,1964, 19645A0b3 5A0b3 O'Keefe, R. B., and others Twenty-three years of dry-land crop rotation experiments with potatoes and grain crops in northwestern Nebraska. Nebr Agric Exp Stn Jan 1964 SB 478, 43 p. 5A0b3,RAMIR/SMIKD,1964, 19645A0b3 5A0b3 Ramig, R. E., Smika, D. E. Fallow-wheat-sorghum: an excellent rotation of dryland in central Nebraska. Nebr Agric Exp Stn, USDA Cooperating Jul 1964 SB 483, 11 p., map 5A0b3,STACS/JONEL,1965, 19655A0b3 5A0b3 Stacy, S. V., Jones, L. S. Effect of sod crops on yield of crops in a specified rotation. Ga Agric Exp Stn Bull (N.S.) 138 May 1965 23 p. 5A0b3,JONEL/ANDEO/STACS,1966, 19665A0b3 5A0b3 Jones, L. S., Anderson, O. E., Stacy, S. V. Some effects of sod-based rotations upon soil properties. Ga Agr Exp Sta Bull (N.S.) Jun. 1966 166,22p. 5A0b3,STURD,1966, 19665A0b3 5A0b3 Sturkie, D. G. Rotations increase yields of cotton, corn and oats. Highlitghts Agric Res Ala Agric Exp Stn Win 1966 13(4):11 5A0b3,UKKEH/HARMS,1966, 19665A0b3 5A0b3 Ukkelberg, H. G., Harmon, S. A. Vegetable production on Coastal Bermudagrass sod. (for control of soil-borne diseases) Ga Agric Exp Stn Mimeogr Ser (N.S.) Jan 1966 243, 10 p. 5A0b3,WALKW/MILLL,1966, 19665A0b3 5A0b3 Walker, W. M., Miller, L. B. Effects of crop rotation and fertilization on yields. (corn and soybeans) Ill Res Agric Exp Stn Fal 1966 8(4):3-4 5A0b3,HUGHR/SOPEM,1967, 19675A0b3 5A0b3 Hughes, R. G., Soper, M. H. R. Intensive cereal growing break crops - field beans. Great Brit Min Agr Fish Food Agr Sep 1967 74(9):410-415 5A0b3,THOMR/EVANS,1967, 19675A0b3 5A0b3 Thompson, R. L. Evans, S. D. Evaluating soil and crop management systems. 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Keeping up with research, Agric Exp Stn Kans State Univ Manhattan Mar 1976 (24)2 p. 5A0b3,WELCL/MELSS/OLDHM,1976, 19765A0b3 5A0b3 Welch, L. F., Melsted, S. W., Oldham, M. G. Lessons from the Morrow plots. Ill Res Agric Exp Stn Win 1976 18(1):3-4 5A0b3,CHRID,1977, 19775A0b3 5A0b3 Christenson, D. R. Energy inputs and returns from various cropping systems. Ext Bull Mich State Univ Coop Ext Serv Dec 1977 1165, 4 p. 5A0b3,GOMEA/ZANDH,1977, 19775A0b3 5A0b3 Gomez, A. A., Zandstra, H. G. An analysis of the role of legumes in multiple cropping systems. Misc Publ Hawaii Univ Coop Ext Serv 1977 145:81-95 5A0b3,ROBIR/SMITL,1979, 19795A0b3 5A0b3 Robinson, R. G. , Smith, L. J. Sunflower monoculture and crop rotation. Misc Rep Agric Exp Stn Univ Minn 1979 (166) 5 p. 5A0b3,CAMEK,1981, 19815A0b3 5A0b3 Cameron, K. Continuous cropping. S D Farm Home Res S D Agric Exp Stn 1981 32(2):16-18 5A0b3,DABNS,1982, 19825A0b3 5A0b3 Dabney, S. M. Crop rotation systems for soybean production. 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