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Insects in their relation to the reduction of future supplies of timber, and general principles of control

by: Hopkins, A. D. (Andrew Delmar), 1857-1948; United States. Bureau of Entomology; United States. Dept. of Agriculture

Publication date: 1910

Topics: Forest insects, Forest products

Publisher: Washington, D.C. : U.S. Dept. of Agriculture, Bureau of Entomology

Collection: usda-circularentomology; usdanationalagriculturallibrary; fedlink; americana; biodiversity

Contributor: U.S. Department of Agriculture, National Agricultural Library

Language: English

Rights: The contributing institution believes that this item is not in copyright.

Volume: ser.2:no.129

Circular No. 129

"Issued November 25, 1910."

At head of title: United States Department of Agriculture, Bureau of Entomology

Interrelations of forest insects and forest fires. pp. 1

Interrelation of forest insects and forest fungi. pp .3

Methods of prevention and control -- General principles of control. pp. 6

Utilization of natural enemies and factors in the control of injurious insects. pp. 8

Beneficial insects -- Beneficial diseases of insects -- Beneficial birds. pp. 9

Beneficial climatic conditions -- Utilization of waste caused by insects. pp. 10