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NALDC Record Details:

Parasites of the birch leaf-mining sawfly (Phyllotoma nemorata)

File:
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Author(s):
Dowden, Philip B. (Philip Berry), 1901
Subject(s):
Birch leaf-mining sawfly -- Biological control. , Parasitic insects.
Format:
56 p.
Language:
English
Publisher:
U.S. Dept. of Agriculture
Year:
1941
Collection:
Organic Roots Collection
Series:
Technical bulletin.
Rights:
This item is authored by federal employees as part of their official duties and are therefore non-copyrightable and/or published by the federal government and now in the public domain.