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Experiments on hybrid vigor and convergent improvement in corn


Author:
Richey, Frederick D. and Sprague, G. F.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 267 1931
Year:
1931
Subject:
Corn -- Research
Format:
22 p. : ill. ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection