The red spider on cotton and how to control it
By: E.A. McGregor
Series: Farmers' bulletin / United States Department of Agriculture -- no. 831; Farmers' bulletin (United States. Department of Agriculture) -- no. 831
Publisher: U.S. Dept. of Agriculture
Published: 1917
Place of publication: Washington, D.C
Language: eng
Number of pages: 16
Subjects: Spider mites; Control; Cotton; Diseases and pests
Notes: Cover title.

"Contribution from the Bureau of Entomology."

Bibliography: p. 16.