Biology and control of douglas-fir needle midges in Christmas tree plantations

An edition of Biology and control of douglas-fir needle midges in Christmas tree plantations (1980)

Biology and control of douglas-fir needle midges in Christmas tree plantations

By Arthur L. Antonelli

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Publish Date

1981

Publisher

Cooperative Extension, College of Agriculture, Washington State University

Language

eng

Pages

Description:

subjects: Christmas tree industry, Control, Diseases and pests, Douglas fir, Economic aspects, Economic aspects of Christmas tree industry, Gall midges