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MLA

Sprague, G.F. "Hybrid Vigor and Growth Rates In a Maize Cross and Its Reciprocal." , 819-830.. Print

APA

Sprague, G. (0000). Hybrid Vigor and Growth Rates in a Maize Cross and Its Reciprocal.

Chicago

Sprague, G.F. "Hybrid Vigor and Growth Rates in a Maize Cross and Its Reciprocal" (1936): 819-830..