greenbug
By: [by Keith S. Pike, E.C. Klostermeyer, Arthur H. Retan].
Edition: Rev. Aug. 1978.
Series: Insect answers; Extension mimeo -- 3431.; Extension mimeo (Washington State University. Cooperative Extension) -- 3431.
Publisher: Cooperative Extension Service, College of Agriculture, Washington State University
Published: 1978
Place of publication: Pullman
Language: eng
Subjects: Grain -- Diseases and pests; Aphids -- Control
Notes: Caption title.

"Revised August 1978].

"E.M. 3431."