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Creator:: Gredler, Gail, Oregon State University. Extension Service, Washington State University. Extension, and University of Idaho. Cooperative Extension Service
Abstract:: Most insects are not pests. Only those that feed on desirable plants or transmit disease cause problems for gardeners. Many insects are very useful. Some are pollinators of fruits, flowers, and vegetables, while others help control insect pests. There are three types of beneficial insects: predators, pollinators, and parasitoids.
Resource Type:: Technical Report
Full Text:: insect references include pictures and descriptions of beneficial insects. Although beneficial insects

Creator:: Oregon State University. Cooperative Extension Service, Washington State University. Cooperative Extension Service, University of Idaho. Agricultural Extension Service, Pacific Northwest Cooperative Extension, Berry, Ralph E. (Ralph Eugene), 1940-, and Fisher, Glenn C.
Abstract:: Published November 1977. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Pacific Northwest with more than 55,000 acres of peppermint and 16,000 acres of spearmint valued in

Creator:: Hopkins, A. D. (Andrew Delmar), 1857-1948 and United States. Division of Entomology
Resource Type:: Technical Report
Full Text:: trees of the Pacific coast repre- sented there, and in collecting specimens of insect enemies of the

Creator:: Skinkis, Patricia A., Dreves, Amy J., Walton, Vaughn M., and Martin, R. R. (Robert R.)
Abstract:: Published September 2009. A more recent revision exists. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: . • El mejor momento para el muestreo de piojos harinosos en el Noroeste Pacífico (Pacific Northwest

Creator:: Skinkis, Patricia A., Dreves, Amy J., Walton, Vaughn M., and Martin, R. R. (Robert R.)
Abstract:: Reviewed July 2009. A more recent revision exists. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: Monitoring for Grapevine Leafroll Virus and Mealybug in Pacific Northwest Vineyards 1 Oregon has been

ScholarsArchive@OSU