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The chalcis-fly in alfalfa seed


Author:
Urbahns, T. D.
Source:
Farmers' bulletin (United States. Department of Agriculture) ; no. 636 1914
Year:
1914
Subject:
Bruchophagus, insect pests, seeds, cultural control, seed crop production, and seed treatment
Language:
English
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection