Spruce budworm defoliation in Minnesota, 1954-1977 /

Bibliographic Details
Main Author:	Erickson, Glen
Corporate Authors:	North Central Forest Experiment Station (Saint Paul, Minn.), United States. Forest Service
Other Authors:	Hastings, Arthur R.
Format:	Government Document Book
Language:	English
Published:	St. Paul, Minn. : Dept. of Agriculture, Forest Service, North Central Forest Experiment Station, 1978.
Series:	USDA Forest Service research note NC ; 243
Subjects:	Defoliation. Spruce budworm > Minnesota.

Description
Physical Description:	4 pages : maps ; 27 cm.
Bibliography:	Bibliography: page 4.