Browsing Publications, Washington State University Extension by Author "Youngs, Lorna C."
Now showing items 1-5 of 5
-
Grasshopper control
Retan, Arthur H.; Youngs, Lorna C.; Jackson, Richard (Pullman, Washington : Washington State University. Extension., 1979-05) -
San Jose scale
Youngs, Lorna C.; Retan, Arthur H. (1980-12) -
The pine butterfly
Youngs, Lorna C.; Retan, Arthur H. (1979-05) -
Ticks
Retan, Arthur H.; Youngs, Lorna C. (1979-05) -
Varroa mite: a serious threat to the beekeeping industry
Youngs, Lorna C. (1980-09)