The Hessian fly
Subtitle: how to control it
By: [by R.L. Gallun]
Series: Leaflet / United States. Dept. of Agriculture -- no. 533; Leaflet (United States. Dept. of Agriculture) -- no. 533.
Publisher: U.S. Dept. of Agriculture
Published: 1965
Place of publication: Washington, D.C
Language: eng
Subjects: Hessian flies; Control; Wheat; Diseases and pests; Disease and pest resistance; Varieties
Notes: Cover title.

Issued Feb. 1965.