Search
Now showing items 1-10 of 29
Recognizing economically important caterpillar pests of Pacific Northwest row crops
(Pullman, Washington : Washington State University. Extension., 2000-06)
Pea leafminer
(Pullman, Washington : Washington State University. Extension., 2003-03)
Moisture ants
(Pullman, Washington : Washington State University. Extension., 2007)
Impact of insecticides on the spider mite destroyer and twospotted spider mite on red raspberries in Washington
(Pullman, Washington : Washington State University. Agricultural Research Center., 2004)
Yellowjackets and paper wasps
(Pullman, Washington : Washington State University. Extension., 2003-05)
Yellowjackets and paper wasps are beneficial insects. They feed their young numerous insects that ordinarily damage shade trees and crops. They also kill countless houseflies and blow flies. A few species of yellowjackets, ...
Potato flea beetles : biology and control
(Pullman, Washington : Washington State University. Extension., 2001-06)
Found mostly in potato and tomato crops of western Washington, the potato flea beetle also attacks many other crops. Two species are of major concern, the tuber flea beetle, Epitrix tuberis, and the western potato flea ...
Pine eriophyid
(Pullman, Washington : Washington State University. Extension., 2003-03)
The pea leaf weevil : its biology and control
(Pullman, Washington : Washington State University. Extension., 2003-03)
Root Weevil Control on Rhododendrons
(Pullman, Washington : Washington State University. Extension., 2001-06)
Descriptions cover five root weevils that cause most damage on rhododendrons in the Pacific Northwest. Root weevil stages and damage shown in color. Chemical and cultural controls. Includes extensive list of species and ...
Garden Symphylan: Its Biology and Control
(Pullman, Washington : Washington State University. Extension., 2002-04)
Those slithery, many legged critters in your garden or greenhouse may be symphylans not centipedes. Slender, white animals, symphylans have fewer legs. 2 pages.