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Creator:: Selman, Lane, Andrews, Nick, Stone, Alex, Mosley, Al, and Oregon State University. Extension Service
Abstract:: This bulletin is one of a series on organic potato production developed by “OSPUD.” OSPUD is a collaboration among Oregon State University personnel and 11 farmers operating diversified organic vegetable farms. The purpose of OSPUD is to improve potato quality and profitability through a participatory learning process and on-farm, farmer-directed...
Resource Type:: Technical Report
Full Text:: diagnose common abnormalities of potatoes grown in western Oregon and Washington. In this region

Creator:: Ambrosino, Mario D. and Oregon State University. Extension Service
Abstract:: Several species of flea beetles are commonly found in organic potato fields in North America. Adults of many of these species feed on the leaves of potatoes and other plants in the family Solanaceae, but tuber flea beetle larvae are the most common cause of flea beetle damage to potato...
Resource Type:: Technical Report
Full Text:: (Oregon State University Extension Service) Flea Beetle Pest Management for Organic Potatoes

Creator:: Oregon State University. Extension Service, Powelson, R. L., and Carter, George E.
Abstract:: Published May 1964. 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:: and GEORGE E. CARTER, Assistant in Farm Crops Oregon State University, Corvallis The soil-borne

Creator:: Oregon State University. Extension Service, Washington State University. Extension, University of Idaho. Extension, Andrews, N. (Nick), Ambrosino, Mario D., Fisher, Glenn C., Rondon, Silvia I., and Pacific Northwest Cooperative Extension
Abstract:: Wireworm is the common name for the larvae of click beetles (Coleoptera: Family Elateridae). The adults do little or no damage, although there are some anecdotal reports that they can damage certain crops (e.g., grapes and stone fruits) by feeding on flowers. However, larval wireworms are among the most destructive...
Resource Type:: Technical Report
Full Text:: . Their distribution and pest status in Oregon is expected to increase over time. Because no exotic

Creator:: Ingham, Russ, Dick, Richard, Sattell, Robert, and Oregon State University. Extension Service
Abstract:: Traditionally, M. chitwoodi is controlled with chemical nematicides, many of which risk suspension for use on potatoes due to health and environmental concerns. It is essential to develop and refine alternative strategies for controlling Columbia root-knot nematode now, so that productive and profitable potato acreage will not be lost if...
Resource Type:: Technical Report
Full Text:: (Meloidogyne chitwoodi) attacks potatoesand causes injury to tubers in the Columbia Basin of Oregon and

Creator:: Oregon State University. Extension Service, Duncan, Andrew A., and MacSwan, Iain C.
Abstract:: Published April 1974. 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:: enlarging. This is a physiologi- cal disease which results from imbalances in water and plant nutrients. It

Creator:: Oregon State University. Extension Service, Duncan, Andrew A., and MacSwan, Iain C.
Abstract:: Published March 1968. 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:: , Extension Vegetable Production Specialist, and lAIN C. MACSWAN, Extension Plant Pathologist Oregon State

Creator:: Oregon State University. Extension Service, Fisher, Glenn C., and Sheets, W. A. (Willis Arden)
Abstract:: Published November 1982. 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:: (Biosduval), is a serious pest of strawberries, raspberries, blackberries, and loganberries in Oregon. This

Creator:: Oregon State University. Extension Service, Maloy, Otis C., and Davison, Arlen D. (Arlen Durant)
Abstract:: Published December 1975. 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:: University, the U. S. Department of Agriculture, and Oregon counties. CEA 4 31 Leaf gall This disease

Creator:: MacSwan, I. C. and Oregon State University. Extension Service
Abstract:: Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
Resource Type:: Technical Report
Full Text:: physiological disease resulting from imbalances in water and plant nutrients. It is not caused by fungi or

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