Reports of observations and experiments in the practical work of the Division
By: made under the direction of the Entomologist
Series: Bulletin / U.S. Dept. of Agriculture. Division of Entomology -- no. 30; Bulletin (United States. Division of Entomology) -- no. 30.
Publisher: U.S. Dept. of Agriculture, Division of Entomology
Published: 1893
Place of publication: Washington, D.C
Language: eng
Number of pages: 67
Subjects: Insect pests; Entomology
Notes: Includes index.