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Spruce budworms handbook : spruce budworm parasites in Maine : a reference manual for collection and identification of common species


Author:
Tilles, David A. and Woodley, Norman E.
Source:
USDA
Year:
0000
Subject:
Spruce budworm, Identification, Spruce, and Diseases and pests
Format:
35 p. : ill. ; 28 cm.
Language:
English
Publisher:
USDA, Forest Service, Cooperative State Research Service
Series:
Agriculture handbook (United States. Dept. of Agriculture) ; no. 616
Collection:
USDA publications
Permanent URL:
http://handle.nal.usda.gov/10113/CAT89819442