Pacific Northwest Insect Control Handbook by University Extension Services, 1988

Pacific Northwest 1997 Insect Control Handbook by OSU, UofI & WSU

Pacific Northwest Plant Identification Book: Foraging Guide to Edible and Medici

Pacific Northwest 1995 Insect Control Handbook by OSU, UofI & WSU

Pacific Northwest 1997 Plant Disease Control Handbook by OSU, UofI & WSU

Pacific Northwest 1988 Weed Control Handbook by OSU, UofI & WSU

Pacific Northwest 1986 Weed Control Handbook by OSU, UofI & WSU

Pacific Northwest 1998 Weed Control Handbook by OSU, UofI & WSU