J. R. Douglass

Born 1894-01-01

Identifiers

Open LibraryOL7194742A

Top Subjects

Control (2)
Curly-top (2)
Beet leafhopper (2)
Diseases and pests (1)
Idaho (1)
Kidney bean (1)

Books by J. R. Douglass

Total count: 2

The beet leafhopper

U.S. Dept. of Agriculture1954-01-01
Beet leafhopper control in weed-host areas of Idaho to protect snapbean seed from curly top

U.S. Dept. of Agriculture1955-01-01