Index Catalog // ScholarsArchive@OSU

The winter grain mite : a pest of small grains and grass grown for seed in central and eastern Oregon

Creator:: Fisher, Glenn C. and Oregon State University. Extension Service
Abstract:: Published April 1981. 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:: Mite August 1981 A Pest of Small Grains and Grass Grown for Seed in Central and Eastern Oregon Glenn

Effect of scald (Rhynchosporium secalis) on yield and yield components of twelve winter barley (Hordeum vulgare) genotypes

Creator:: Zencirci, Nusret
Abstract:: The effects of scald epidemics, induced by Rhynchosporium secalis (Oud.) Davis, on the yield and quality of winter malting barley have not been reported. The principal objective of this investigation was to assess yield and quality losses in resistant and susceptible winter barley genotypes in diverse environments of the Pacific...
Resource Type:: Masters Thesis
Full Text:: . Epidemiology and plant disease management. pp. 264-267. Oxford University Press, Inc. USA. Zhang, Q., R. K

Host suitability studies of Douglas-fir and white alder to the gypsy moth

Creator:: Joseph, Gladwin
Abstract:: Douglas-fir, Pseudotsuga menziesii and white alder, Alnus rhombifolia, species that are prevalent in the Pacific Northwest, were fed to larvae of the gypsy moth, Lymantria dispar L. Gypsy moth larvae from different familial lines (egg masses) from a single geographic population were evaluated on these hosts. The larvae were fed...
Resource Type:: Masters Thesis
Full Text:: detrimental effects of Douglas-fir plant extracts on neonate and third instar larvae. However, fourth

Inheritance of resistance to the lentil strain of pea seedborne mosaic virus in Pisum sativum L.

Creator:: Kasimor, Kathryn T.
Abstract:: The inheritance mode of pea-resistance to the Lentil Strain of Pea Seedborne Mosaic Virus (PSbMV-L) was studied. In addition, commercial pea cultivars, Plant Introduction (P.I.) lines and Oregon State University (OSU) breeding lines were tested for susceptibility to this virus. These lines were also tested for their reaction to Bean...
Resource Type:: Masters Thesis
Full Text:: , to test pea cultivars. Plant Introduction (P.I.) lines, and Oregon State University (OSU

The strawberry crown moth : a pest of strawberries and caneberries

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

The roles of Verticillium dahliae, Colletotrichum atramentarium, Erwinia carotovora subsp. carotovora and E. carotovora subsp. atroseptica in "early dying" disease of potatoes

Creator:: Kirkland, Marjorie Lynn
Abstract:: The primary cause of "early dying" disease of potatoes in Oregon is Verticillium dahliae; however, Colletotrichum atramentarium, Erwinia carotovora subsp. carotovora (Ecc) and E. carotovora subsp. atroseptica (Eca) are also commonly isolated from diseased plants. Therefore, field and greenhouse studies were initiated to determine the relative involvement of each pathogen,...
Resource Type:: Masters Thesis
Full Text:: experiments 17 Greenhouse experiment 18 III. Results 19 Field Experiments 19 Disease, plant infection and

Brown rot of sweet cherry in western Oregon

Creator:: Gashaira, Bashir
Resource Type:: Dissertation
Full Text:: of Doctor of Philosophy in Botany and Plant Pathology presented on May 3, 1982. Title: BROWN ROT OF

Filbert insect and mite pests

Creator:: Oregon State University. Agricultural Experiment Station and Ali Niazee, Mohammed Taskeen, 1943-
Abstract:: Published July 1980. 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:: the first moth emergence in the Willamette Valley. County Extension agents and Oregon State

Population dynamics, distribution, and control of nematodes in highbush blueberries

Creator:: Schroeder, Jan-Marie
Abstract:: Fluctuations in population density of Pratylenchus sp., Trichodorus sp., and Xiphinema americanum s. 1. in three blueberry fields were determined monthly for one year. Pratylenchus densities were greatest in August and least in October. Three distinct periods of population growth occurred; during January, April, and between June and August. Trichodorus...
Resource Type:: Masters Thesis
Full Text:: -15 inches at 6-18 and 18-30 inches from the base of the plant and within and between rows

Thinning and urea fertilization effects on emerging grand fir (Abies grandis) foliage and growth of western spruce budworm (Choristoneura occidentalis) larvae

Creator:: Savage, Thomas J.
Abstract:: The objective of this study was to determine how the balance of carbon to nitrogen in a grand fir ecosystem affects the chemistry of emerging grand fir foliage and the growth of western spruce budworm larvae. Forest plots in the grand fir zone of eastern Oregon were thinned, thinned and...
Resource Type:: Masters Thesis

ScholarsArchive@OSU

The winter grain mite : a pest of small grains and grass grown for seed in central and eastern Oregon

Effect of scald (Rhynchosporium secalis) on yield and yield components of twelve winter barley (Hordeum vulgare) genotypes

Host suitability studies of Douglas-fir and white alder to the gypsy moth

Inheritance of resistance to the lentil strain of pea seedborne mosaic virus in Pisum sativum L.

The strawberry crown moth : a pest of strawberries and caneberries

The roles of Verticillium dahliae, Colletotrichum atramentarium, Erwinia carotovora subsp. carotovora and E. carotovora subsp. atroseptica in "early dying" disease of potatoes

Brown rot of sweet cherry in western Oregon

Filbert insect and mite pests

Population dynamics, distribution, and control of nematodes in highbush blueberries

Thinning and urea fertilization effects on emerging grand fir (Abies grandis) foliage and growth of western spruce budworm (Choristoneura occidentalis) larvae

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