Fruit-Tree Bark-Beetle (Scolytus rugulosus Ratz.)
By: F. H. Chittenden
Contributors: United States. Division of Entomology; United States. Dept. of Agriculture
Edition: Revision.
Series: Circular / U. S. Dept. of Agriculture. Division of Entomology -- no. 29; Circular (United States. Division of Entomology) -- no. 29.
Publisher: U.S. Dept. of Agriculture, Division of Entomology
Published: 1909
Place of publication: Washington, D.C
Language: eng
Subjects: Bark beetles; Fruit; Diseases and pests
Notes: Circular No. 29, Revised Edition.

"Reprint, January 2, 1909."

At head of title:  U.S. Department of Agriculture, Division of Entomology.
Table of contents: title: General characteristics and method of work. pp. 1.; title: Distribution and spread of the species; title: Life history. pp. 3.; title: The number of generations. pp. 4.; title: Parasitic and other enemies. pp.5.; title: Remedies. pp. 6.