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Creator:: Dreves, Amy J., Walton, Vaughn M., and Oregon State University. Extension Service
Abstract:: Mealybugs, a family of soft, oval-bodied pests (Homoptera: Pseudococcidae), are known vectors (carriers) of the grapevine leafroll associated viruses (GLRaVs) of grape. This document gives details on how pheromone traps should be used to ensure optimal catches and early detection.
Resource Type:: Technical Report
Full Text:: Vineyards Amy J. Dreves, research and Extension entomologist, Department of Crop and Soil Science, Oregon

Creator:: Dreves, Amy J., Walton, Vaughn M., Fisher, Glenn C., and Oregon State University. Extension Service
Abstract:: "Infestations of the spotted wing Drosophila fly (Diptera: Drosophilidae), an exotic pest, have been found in Oregon fruits in 13 counties. Of the 3,000 species of Drosophila, commonly known as vinegar flies, approximately 175 are known in North America. Two of these known species have been found to be harmful...
Resource Type:: Technical Report
Full Text:: Pest Attacking Healthy Ripening Fruit in Oregon 1 E M 8 9 9 1 • O c t o b e r 2 0 0 9

Creator:: Hart, John M. (John Mervyn), 1947-, Sullivan, Dan M., Gamroth, Mike, Downing, Troy, Peters, Amy, and Oregon State University. Extension Service
Abstract:: Silage corn makes excellent feed for dairy cattle because of its high dry-matter yield, energy content, and palatability, especially when mixed with other feed. Also, it does not accumulate potassium as do many cool-season grass species. Nitrogen (N) is the most yield-limiting nutrient for silage corn production. Most dairies in...
Resource Type:: Technical Report
Full Text:: Oregon NUTRIENT MANAGEMENT EM 8978-E June 2009 Silage Corn (Western Oregon) J. Hart, D. Sullivan, M

Creator:: Gadino, Angela Noelle, Walton, Vaughn M., Dreves, Amy J., Jones, Gregory V., Brewer, Linda J., and Oregon State University. Extension Service
Abstract:: Typhlodromus pyri (T. pyri) is a beneficial insect and key predator of Calepitrimerus vitis (C. vitis) in Pacific Coast vineyards. C. vitis is closely associated with short-shoot syndrome. The impact of horticultural (paraffinic) oils and sulfur on T. pyri is presented here. This publication contributes to integrated pest management and...
Resource Type:: Technical Report
Full Text:: University; Vaughn Walton, Extension horticultural entomologist, Oregon State University; Amy J. Dreves

Creator:: Skinkis, Patricia A., Pscheidt, Jay W., Peachey, Ed, Dreves, Amy J., Walton, Vaughn M., Kaiser, Clive, and Oregon State University. Extension Service
Abstract:: Second revision March 24, 2017. 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:: powdery mildew treatments. Note: This is for canker diseases only, not crown gall. Topsin M WSB

Creator:: Pscheidt, Jay W., Skinkis, Patricia A., Peachey, Ed, Dreves, Amy J., Walton, Vaughn M., Kaiser, Clive, and Oregon State University. Extension Service
Abstract:: This pest management guide is developed for use by vineyard managers in Oregon. It provides recommendations for chemicals, formulations, and usage rates of products that are intended to prevent, manage, and control vineyard diseases, insects, mites, weeds, and vertebrate pests. When selecting a pesticide, consider its efficacy and its impact...
Resource Type:: Technical Report
Full Text:: : This is for canker diseases only, not crown gall. Topsin M WSB + adjuvant 1.5 lb in 50 gal water/A

Creator:: Skinkis, Patricia A., Pscheidt, Jay W., Peachey, Ed, Dreves, Amy J., Walton, Vaughn M., Kaiser, Clive, and Oregon State University. Extension Service
Abstract:: This publication reviews the growth stages of grapes. For each growth stage (or group of growth stages), the document lists the more effective pesticides used to control insects, weeds, and disease, their rates, and application timing for Oregon grape growers. It also covers the effectiveness of various fungicides for control...
Resource Type:: Technical Report
Full Text:: and Extension plant pathologist; Ed Peachey, associate professor of practice, weed science; Amy J

Creator:: Skinkis, Patricia A., Pscheidt, Jay W., Peachey, Ed, Dreves, Amy J., Walton, Vaughn M., Sanchez, Dana Michelle, Zasada, Inga, Martin, Robert, and Oregon State University. Extension Service
Abstract:: This publication reviews the growth stages of grapes. For each growth stage (or group of growth stages), the document lists the more effective pesticides used to control insects, weeds, and disease, their rates, and application timing for Oregon grape growers. It also covers the effectiveness of various fungicides for control...
Resource Type:: Technical Report
Full Text:: science, Department of Horticulture; Amy J. Dreves, assistant professor—senior research entomologist

Creator:: Skinkis, Patricia A., Pscheidt, Jay W., Walton, Vaughn M., Peachey, Ed, Dreves, Amy J., Sanchez, Dana Michelle, Zasada, Inga, Martin, Robert, and Oregon State University. Extension Service
Abstract:: This publication reviews the growth stages of grapes. For each growth stage (or group of growth stages), the document lists the more effective pesticides used to control insects, weeds, and disease, their rates, and application timing for Oregon grape growers. It also covers the effectiveness of various fungicides for control...
Resource Type:: Technical Report
Full Text:: Extension specialist; Jay W. Pscheidt, professor and Extension plant pathology specialist; Vaughn M

Creator:: Walton, Vaughn M., Lee, Jana, Bruck, Denny, Shearer, Peter W., Parent, Emily, Whitney, Thomas, Dreves, Amy J., and Oregon State University. Extension Service
Abstract:: A tool to help commercial fruit growers identify early damage caused by spotted wing Drosophila (SWD) on blueberries (Duke), raspberries (Malahat), strawberries (Seascape), cherries (Bing, Montmorency, and Rainier), and grapes (Pinot Noir, Chardonnay). Includes photos showing each fruit type a day or two after egg laying, 3 to 4 days...
Resource Type:: Technical Report
Full Text:: Fruit Damage from Spotted Wing Drosophila (Drosophila suzukii) E M 9 0 2 1 • D e c e m b e r 2 0

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