Spray distribution with boom sprayers
By: A.H. Yeomans and F.W. Poos
Contributors: Poos, F. W.; United States. Entomology Research Branch
Series: ARS -- 33-8; ARS (Series) (United States. Agricultural Research Service) -- 33-8.
Publisher: U.S. Dept. of Agriculture, Agricultural Research Service
Published: 1955
Place of publication: [Beltsville, Md.?]
Language: eng
Subjects: Insecticides; Spraying equipment; Pests; Control
Notes: Cover title.

"June 1955."