Douglas-fir tussock moth handbook
Subtitle: how to determine the occurrence of virus in egg masses
By: by M. J. Stelzer
Contributors: United States. Dept. of Agriculture
Series: Agriculture handbook ; no. 548; Agriculture handbook (United States. Dept. of Agriculture) -- no. 548
Publisher: Dept. of Agriculture : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1979
Place of publication: [Washington]
Language: eng
Subjects: Douglas-fir tussock moth
Other titles: How to determine the occurrence of virus in egg masses
Notes: Combined forest pest research and development program

Issued Dec. 1979

Bibliography: p. 7