Crop Species Diversity Changes in the United States: 1978-2012.
Anecdotal accounts regarding reduced US cropping system diversity have raised concerns about negative impacts of increasingly homogeneous cropping systems. However, formal analyses to document such changes are lacking. Using US Agriculture Census data, which are collected every five years, we quanti...
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| Главные авторы: | , , , , , |
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| Формат: | Artigo |
| Язык: | Inglês |
| Опубликовано: |
Public Library of Science (PLoS)
2015-01-01
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| Серии: | PLoS ONE |
| Online-ссылка: | http://europepmc.org/articles/PMC4550420?pdf=render |
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