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Imported insect enemies of the gipsy moth and the brown-tail moth


Author:
Burgess, A. F. and Crossman, S. S.
Source:
Technical bulletin (United States. Dept. of Agriculture) ; no. 86 1929
Year:
1929
Subject:
Gypsy moth -- Biological control and Browntail moth -- Biological control
Format:
148 p., 6 leaves of plates : ill. (some col.) ; 23 cm.
Publisher:
U.S. Dept. of Agriculture
Collection:
Organic Roots Collection