Relationships of birds and spruce budworms
Subtitle: literature review and annotated bibliography
By: prepared by Forest Service, U.S. Dept. of Agriculture ; by Hewlette S. Crawford, Jr. and Daniel T. Jennings.
Contributors: Jennings, Daniel T.; United States. Forest Service.; Northeastern Forest Experiment Station (Radnor, Pa.); Canada/United States Spruce Budworms Program.
Series: Bibliographies and literature of agriculture ;; no. 23
Publisher: Forest Service, U.S. Dept. of Agriculture
Published: 1982
Place of publication: Washington, D.C
Language: eng
Number of pages: 38
Subjects: Birds -- Food -- Bibliography; Spruce budworm -- Biological control -- Bibliography; Predation (Biology) -- Bibliography
Notes: "Canusa, Canada/United States Spruce Budworms Program."
"Northeastern Forest Experiment Station, U.S. Dept. of Agriculture, Forest Service, Orono, Maine."
"July 1982."
Item 32-B-1