作者: Jose E. Sanchez , Thomas C. Willson , Kadir Kizilkaya , Elaine Parker , Richard R. Harwood
DOI: 10.2136/SSSAJ2001.6551442X
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摘要: … fertility source and crop rotation: the monoculture system uses commercial fertilizer on continuous … 1999, soil samples were taken from the diverse and monoculture cropping systems …