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Role of associated fungi in the prevention of gray mold (Botrytis cinerea Pers.) of strawberries

Creator:: Bhatt, Dibya Deo
Resource Type:: Dissertation
Full Text:: have no influence on each other ( "co- existence "). The inci- dence and severity of a disease may

Diseases of western sword-fern Polystichum munitum (Kaulf.) Presl.

Creator:: Sandeno, James Louis
Resource Type:: Masters Thesis
Full Text:: about 30 inches long and free of disease, disfiguration, and surface dirt. The price varies with the

Response of Hannchen barley to the yellow dwarf virus disease as modified by nitrogen and phosphorus

Creator:: Lamptey, Paul Nii Lante
Resource Type:: Masters Thesis
Full Text:: Disease as Modified by Nitrogen and Phosphorus RES1DNSE OF IIANNCHEN BARLEY TO TilE YELlOW DWARF VIRUS

Races of bean rust, Uromyces phaseoli (Pers.) wint. var. phaseoli, in the Willamette Valley

Creator:: Hikida, Hideaki Robert
Resource Type:: Dissertation
Full Text:: the disease in the United States. A few years later Haistead (14, p. 26) and Whetze]. (32, p. 199

Factors affecting the identification of races of Uromyces phaseoli (Pers.) Wint. var. phaseoli

Creator:: Davison, Arlen Durant
Resource Type:: Dissertation
Full Text:: that the optimum day -night temperature for disease development was 27° and 21 °C. This is in

The effects of balsam woolly aphid infestations on wood anatomy of true firs

Creator:: Doerksen, Allan Harold
Abstract:: Three species of true firs in the Pacific Northwest--Abies gran-dis, grand fir; A. amabilis, Pacific silver fir; and A. lasiocarpa, subalpine fir--are severely damaged or killed by an imported insect pest, the balsam woolly aphid (Chermes (Adelges) piceae Ratz.), Infestations of this insect cause abnormalities in the wood and, in...
Resource Type:: Masters Thesis
Full Text:: been severely damaged and often killed by infestations of an irnported insect pest, the balsarn woolly

Isolation, purification and other studies of viruses mechanically transmitted from pear

Creator:: Nemec, Stanley, Jr.
Abstract:: Knowledge of the viruses which are mechanically transmitted from pear to herbaceous plants and the diseases they cause in pear is not complete. This thesis discusses the means used to mechanically transmit pear viruses, the properties of those viruses and their relationships with latent viruses of apple. Herbaceous plant virus...
Resource Type:: Dissertation
Full Text:: distinguishing different vi- ruses, filtering viruses from mixed cultures and locating disease free clones

Resistance in hops to systemic rootstock and crown infection by downy mildew

Creator:: Skoe, Donald Edward
Resource Type:: Masters Thesis
Full Text:: and damp weather, such 9e that iroquently encountered in western Oregon in the spring, the disease

Isolation, purification, serology and nature of rose mosaic virus

Creator:: Halliwell, R. S. (Robert S.)
Resource Type:: Dissertation
Full Text:: virus in some varieties, and a lack of a reliable assay method, makes the selection of disease-free

Interrelationships between fungi associated with the damping-off disease of table beets in Oregon

Creator:: Lin, Shu-yen
Abstract:: Damping-off of table beets is of widespread occurrence in the Willamette Valley of Oregon. Pythium ultimum Trow., Pythium debaryanum Hess., and Rhizoctonia solani Kuhn. were found to be the important pathogenic fungi causing the disease. Trichoderma viride, Penicillium spp. Streptomyces spp. and certain isolates of bacteria, all saprophytic organisms associated...
Resource Type:: Masters Thesis
Full Text:: , sucrose and ca- sein, on the other hand, increased incidence of the disease. Simultaneous infestation

ScholarsArchive@OSU

Role of associated fungi in the prevention of gray mold (Botrytis cinerea Pers.) of strawberries

Diseases of western sword-fern Polystichum munitum (Kaulf.) Presl.

Response of Hannchen barley to the yellow dwarf virus disease as modified by nitrogen and phosphorus

Races of bean rust, Uromyces phaseoli (Pers.) wint. var. phaseoli, in the Willamette Valley

Factors affecting the identification of races of Uromyces phaseoli (Pers.) Wint. var. phaseoli

The effects of balsam woolly aphid infestations on wood anatomy of true firs

Isolation, purification and other studies of viruses mechanically transmitted from pear

Resistance in hops to systemic rootstock and crown infection by downy mildew

Isolation, purification, serology and nature of rose mosaic virus

Interrelationships between fungi associated with the damping-off disease of table beets in Oregon

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