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Re: The Limits To Growth



In article <328a0115.512954578@nntp.st.usm.edu>,
   brshears@whale.st.usm.edu (Harold Brashears) wrote:
>l.mcfadden@mail.utexas.edu (Loretta McFadden) wrote for all 
to see:
>
>>Harold wrote:
>>> USDA has been studying soil erosion for years, and would 
like nothing
>>> more than to prove it to be a large problem, and hence 
generator of
>>> programs for them to administer.  Their survey found the 
average loss
>>> to be 7 tons a year per acre of farmland, while natural 
regeneration
>>> runs at 5 tons a year/acre.  Call it a net loss of 2 
tons per acre.
>>> Two tons an acre is 1/65 of an inch.  Thus, in 65 years, 
the average
>>> farmland will lose 1 inch of topsoil.  Assuming it has 
been farmed the
>>> entire 65 years.  Some fallow years will make up for 
this loss.
>>> 
>>Harold - "natural regeneration?" And how many conventional 
farmers add
>>anything but petroleum-derived fertilizers, herbicides and 
pesticides to
>>their soil? Tell me, what do you know about farming and 
the pressures
>>conventional farmers are under to strip-mine the soil? 
"Fallow years?"
>>You're sticking your head in that denatured soil and 
closing your eyes to
>>reality. 
>
>I am sorry you are unaware of the use of modern 
conservation tillage.
>Few farmers wish to "strip mine" the soil, though I am sure 
that this
>situation does occur.
>
>Are you actually Shiela, better known as the Word Warrior? 
 She had a
>similar debating style; attack character and intelligence, 
make
>assertions, present no references.

I don't believe it!  There is a female Nudds in the world.  
Heaven help us all!



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