Soybeans : their effect on soil productivity / [by O.H. Sears]
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Main Author | |
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Format | Book |
Language | English |
Published |
Urbana, Ill
University of Illinois Agricultural Experiment Station
1939
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Subjects | |
Online Access | Get more information |
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Bibliography: | http://www.biodiversitylibrary.org/bibliography/16709 |
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