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Insect answers: pea leaf weevil: its biology and control
(Pullman, Washington : Washington State University. Extension., 1985-06)
Orchard sprayer calibration
(Pullman, Washington : Washington State University. Extension., 1981-04)
Insect answers: trapping alfalfa leafcutting bees for fun and profit
(Pullman, Washington : Washington State University. Extension., 1981-09)
Pest control in home vegetable gardens
(Pullman, Washington : Washington State University. Extension., 1981-04)
Insect answers: wireworm control in potatoes
(Pullman, Washington : Washington State University. Extension., 1985-04)
Concepts of integrated pest management in Washington
(Pullman, Washington : Washington State University. Extension., 1995-04)
Insect answers: Colorado potato beetle
(Pullman, Washington : Washington State University. Extension., 1981-07)
Insect and mite control in home orchard tree fruits and nuts
(Pullman, Washington : Washington State University. Extension., 1982-03)
Household insects and their control
(Pullman, Washington : Washington State University. Extension., 1976-03)
Insect and mite control in home orchard tree fruits and nuts
(Pullman, Washington : Washington State University. Extension., 1988-09)