Sampling populations of overwintering spruce budworm in the northern Rocky Mountain Region
By: Tom T. Terrell
Contributors: Intermountain Forest and Range Experiment Station (Ogden, Utah)
Series: Research note / Intermountain Forest and Range Experiment Station, U.S. Department of Agriculture, Forest Service -- no. 61; Research note (Intermountain Forest and Range Experiment Station (Ogden, Utah)) -- no. 61.
Publisher: Intermountain Forest and Range Experiment Station
Published: 1959
Place of publication: Ogden, Utah
Language: eng
Subjects: Spruce; Statistics; Western spruce budworm; Sampling (Statistics); Diseases and pests
Notes: "March 1959."