Title
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
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