A test of ten insecticides for controlling the hemlock looper
By: Norman E. Johnson and Paul E. Buffam.
Contributors: Buffam, Paul E.
Series: Weyerhaeuser forestry paper -- no. 6.
Publisher: Weyerhaeuser Forestry Research Center
Published: 1965
Place of publication: Centralia, Wash
Language: eng
Number of pages: 10
Subjects: Hemlock looper -- Control.; Insecticides -- Research.