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The citrus blackfly in Asia, and the importation of its natural enemies into tropical America


Author:
Clausen, Curtis P. and Berry, Paul A.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 320 1932
Year:
1932
Subject:
Citrus -- Diseases and pests -- Asia and Parasitic insects -- Asia
Format:
59 p. : ill., maps ; 24 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection