JEQ Journal of Natural Resources and Life Sciences Education
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Figure 5


Fig. 5. Soybean tillage methods by hectares farmed in the U.S.A. in 1996 and 2001. In 1996 and 2001, there were 19.2 and 23 million ha, respectively, of soybeans grown (American Soybean Association, 2001).





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The SCI Journals Agronomy Journal Crop Science
Journal of Natural Resources
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