The potato leafhopper on alfalfa
Subtitle: how to control
By: [prepared by Entomology Research Division, Agricultural Research Service]
Series: Leaflet / U.S. Dept. of Agriculture -- 521; Leaflet (United States. Dept. of Agriculture) -- no. 521.
Publisher: U.S. Dept. of Agriculture
Published: 1963
Place of publication: Washington
Language: eng
Subjects: Empoasca fabae; Control; Alfalfa; Diseases and pests; Insecticides; Application
Notes: Cover title.

"Issued May 1963"--P. [6].

"This leaflet supersedes Leaflet 229, "The potato leafhopper--a pest of alfalfa in the Eastern States"--P. [6].