Engraver beetles in southwestern pines
By: by Jill L. Wilson ; prepared by Forest Service, Southwestern Region.
Contributors: United States. Forest Service. Southwestern Region.
Publisher: U.S. Dept. of Agriculture
Published: 1990
Place of publication: [Washington, D.C.?]
Language: eng
Subjects: Pine engraver -- Southwestern States.; Bark beetles -- Southwestern States.; Pine -- Diseases and pests -- Southwestern States.
Notes: Shipping list no.: 90-782-P.

"Printed 9/90"--P. [6].