While not specifically permaculture, this study delved into extended crop rotation and integration of animals into the growies. Interesting stuff, even if it is from a traditional/government perspective.
Jim
MARK BITTMAN October 19, 2012, 1:05 PM
A Simple Fix for Farming
By MARK BITTMAN
"What we found was that if you don’t hold the natural forces back they are going to work for you."
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"This study ... demonstrates that the chemicals contributing to “environmental externalities” can be drastically reduced at no sacrifice..."
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"But seeing organic as the only alternative to industrial agriculture, or veganism as the only alternative to supersize me, is a bit like saying that the only alternative to the ravages of capitalism is Stalinism; there are other ways. And positioning organic as the only alternative allows its opponents to point to its flaws and say, “See? We have to remain with conventional.”
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Link to full article:
http://opinionator.blogs.nytimes.com/2012/10/19/a-simple-fix-for-food/
