Brief information on the red spider and its control
By: A. D. Hopkins
Contributors: United States. Bureau of Entomology; United States. Bureau of Entomology and Plant Quarantine
Series: Forest entomology brief -- 15; Forest entomology brief -- 15.
Publisher: U.S. Department of Agriculture, Bureau of Entomology
Published: 1916
Place of publication: Washington, D.C
Language: eng
Subjects: Mites; Control; Seedlings; Diseases and pests
Other titles: The red spider and its control
Notes: "May 12, 1916."

"E-50."