Russian wheat aphid
By: prepared by Wayne K. Olson.
Contributors: National Agricultural Library (U.S.)
Series: Special reference briefs -- NAL SRB 89-07.; Special reference briefs -- NAL-SRB. 89-07.
Publisher: U.S. Dept. of Agriculture, National Agriculture Library
Published: 1989
Place of publication: Beltsville, Md
Language: eng
Number of pages: 22
Subjects: Russian wheat aphid -- Bibliography.; Greenbug -- Bibliography.; Wheat -- Diseases and pests -- Bibliography.
Genres: Bibliography.
Notes: Cover title.

Shipping list no.: 89-544-P.

"May 1989."