Walnut caterpillar
By: M.E. Farris, J.E. Appleby, and B.C. Weber.
Contributors: Appleby, J. E.; Weber, Barbara C.; United States. Forest Service.
Series: Forest insect & disease leaflet -- 41.
Publisher: U.S. Dept. of Agriculture, Forest Service
Published: 1982
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: Caterpillars.
Notes: Caption title.

"August 1982"--P. [6]

Bibliography: p. [6]

Also issued online.