The spring grain-aphis or so-called "green bug." (Toxoptera graminum Rond.)

Related Titles

Series: Circular (United States. Bureau of Entomology), no. 93

By

Webster, F. M. (Francis Marion), 1849-1916

United States. Bureau of Entomology.
United States. Department of Agriculture.

Type

Book

Material

Published material

Publication info

Washington, D.C, U.S. Dept. of Agriculture, Bureau of Entomology, 1909

Edition

Revision.

Notes

Circular No. 93, Revised.

"Issued June 23, 1909."

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

Contents: Distribution in the United States. pp. 1.

Contents: The relation of temperature to destructive outbreaks. pp. 3.

Contents: Food plants. pp. 5.

Contents: Invasion of 1907. pp. 7.

Contents: Development and influence of Lysiphlebus tritici. pp. 15.

Contents: Experiments in destroying "Green bugs" over small areas. pp. 19.

Contents: Agricultural methods of control. pp. 20.

Contents: The present "Green bug" situation in the Southern States, May 1, 1909. pp. 21.

Subjects

Agricultural pests , Aphids , Diseases and pests , Grain , Greenbug , Toxoptera

Language

English

Identifiers

DOI: https://doi.org/10.5962/bhl.title.63408
NAL: 1 En82C no. 93 1909
OCLC: 811018250