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Filtering by: Subject Walnut -- Diseases and pests -- Control -- Oregon -- Willamette River Valley Decade 1940-1949

Life history and control of the cotoneaster webworm (Cremona cotoneastri Busck)

Creator:

Oregon Agricultural College. Experiment Station, Schuh, Joe, 1910-1981, Gray, K. W. (Kenneth Wiesner), 1905-, and Mote, Don C. (Don Carlos), 1887-

Abstract:

Published June 1944. 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:

distribution is known to be from Portland to Winchester in the Willamette Valley and from Portland to Astoria
Lecanium scale control on stone fruits

Creator:

Oregon State College. Agricultural Experiment Station, Jones, Sidney Carroll, 1898-1974, and Mowry, Paul

Abstract:

Published March 1943. 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:

particularly to prune, peach, and cherry growers in the Willamette Valley where the infestations have been