How to determine the number of Douglas-fir tussock moth eggs from egg mass weight
By: [by R. C. Beckwith, R. R. Mason, and H. G. Paul].
Contributors: Mason, Robert R.; Paul, H. Gene.
Series: Agriculture handbook -- 599; Agriculture handbook (United States. Dept. of Agriculture) -- no. 599.
Publisher: U.S. Dept. of Agriculture, Combined Forest Pest Research and Development Program
Published: 1982
Place of publication: [Washington, D.C.]
Language: eng
Subjects: Douglas fir tussock moth -- Eggs -- Counting.
Notes: Cover title.

At head of title: Douglas-fir tussock moth handbook.