R C Leffel. (1961). Planting date and varietial effects on agronomic and seed compositional characters in soybeans. Maryland: University of Maryland.
Chicago Stili AlıntıR C Leffel. Planting Date and Varietial Effects On Agronomic and Seed Compositional Characters in Soybeans. Maryland: University of Maryland, 1961.
MLA AlıntıR C Leffel. Planting Date and Varietial Effects On Agronomic and Seed Compositional Characters in Soybeans. Maryland: University of Maryland, 1961.
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