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Biological studies on the leafhopper Empoasca fabae as a bean pest


Author:
DeLong, Dwight Moore
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 618 1938
Year:
1938
Subject:
Leafhoppers and Beans -- Diseases and pests
Format:
60 p. : ill., maps ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection