Index Catalog // ScholarsArchive@OSU

In vitro decay of lodgepole pine blocks by several slash-inhabiting hymenomycetes

Creator:: Loman, August Adriaan
Resource Type:: Masters Thesis
Full Text:: and 22.0 degrees C. in subcortical areas of the lower portions of pieces of lodgepole pine slash at

Anatomical studies of Pinus ponderosa Laws : infested by Elytroderma deformans (Weir) Darker

Creator:: Wirtz, Felicia Pietrykowski
Abstract:: Pine needle blight of Pinus ponderosa Laws. caused by Elytroderma deformans (Weir) Darker is recognized by changes in the needles, in the bark and in the development of the branches. Anatomical studies of the host-parasite relation have been made previously on young pine tissue up to four years of age...
Resource Type:: Dissertation
Full Text:: disease caused by this fungus is commonly known as pine needle blight. Seven species of two- and three

Pine regeneration in Oregon : habits and control of seed-eating mammals

Creator:: Hooven, Edward F. (Edward Frank)
Resource Type:: Technical Report
Full Text:: Pine regeneration in Oregon : habits and control of seed

Certain factors affecting colonization of Ponderosa pine by Ips confusus (Leconte) (Coleoptera : Scolytidae)

Creator:: Pitman, Gary Boyd
Abstract:: The purpose of this study was to study in some detail host factors which influence the population dynamics of bark beetle. The dissertation objectives were to ascertain the applicability of utilizing osmotic pressure values and relative turgidity values of phloem tissue as indicators which reflect upon the physiological profile of...
Resource Type:: Dissertation
Full Text:: pine of two o.e.p. categories, e.g., high and low, which were sampled at ten -foot intervals

Physical factors affecting longevity and germination of seed of Western dwarfmistletoe (Arceuthobium campylopodum Engelm. f. campylopodum)

Creator:: Beckman, Kent Mardsen
Abstract:: Longevity and germination of seed of western dwarfmistletoe (Arceuthobium campylopodum Engelm. f. campylopodum) of ponderosa pine (Pinus ponderosa Laws.) was investigated to determine: 1) the influence of humidity and temperature on seed viability and deterioration during storage; 2) the physiology of seed dormancy; 3) the composition of seed reserve food...
Resource Type:: Dissertation
Full Text:: . pusillum Peck on black spruce; 2) 4 A. americanum Nutt. on lodgepole and Jack pine; 3) A. douglasii

Thelytokous and dioecious populations of Phenacaspis pinifoliae (Fitch), (Homoptera : Diaspididae)

Creator:: Stimmann, Michael W.
Abstract:: Two populations of the pine needle scale, Phenacaspis pinifoliae (Fitch), were studied. One population was located in Corvallis, Oregon, and the other population was located near Santiam Pass, Oregon. Both populations were feeding on Pinus contorta. The Corvallis population was unisexual, univoltine, and over wintered as both eggs and adult...
Resource Type:: Masters Thesis
Full Text:: Phenacaspis pinifoliae on "Scotch pine" in Saskatchewan, Canada. The population was bisexual and univoltine

Factors influencing the production and survival of inoculum of Elytroderma deformans

Creator:: Laird, Peter Paul
Abstract:: This study concerns factors affecting production and survival of ascospores of Elytroderma deformans (Weir) Darker, a needle cast of ponderosa pine (Pinus ponderosa Laws.). The results show that summer cooling and a reduction in host vigor delays and diminishes the number of fertile hysterothecia produced. Evidence is offered for classification...
Resource Type:: Masters Thesis
Full Text:: pine (Pinus ponderosa Laws), incited by Elytroderma deformans (Weir) Darker, is an endemic disease of

Insect control for commercial holly

Creator:: Oregon State University. Extension Service, Swenson, K. G. (Knud George), 1923-, and Every, R. W.
Abstract:: Published December 1965. 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:: will not require all of the ap- plications. Familiarity with pest problems in his orchard and area will

Effects of field-curing practices, artificial drying, and other factors in the control of neck rot in stored onions

Creator:: Vaughan, Edward K. (Edward Kemp), 1908-, Cropsey, Myron George, 1910-, and Hoffman, E. N.
Abstract:: Published September 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:: the Control of Neck Rot in Stored Onions EDWARD K. VAUGHAN, MYRON G. CROPSEY, and E. N. HOFFMAN

Spray schedule for diseases and insects of cane fruits

Creator:: Oregon State University. Cooperative Extension Service, Every, R. W., and MacSwan, Iain C.
Abstract:: Published May 1961. 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:: Other
Full Text:: June 10, 1914. Extension Circular 609 Revised May 1961 DISEASE AND INSECT CONTROL increases yield

ScholarsArchive@OSU

In vitro decay of lodgepole pine blocks by several slash-inhabiting hymenomycetes

Anatomical studies of Pinus ponderosa Laws : infested by Elytroderma deformans (Weir) Darker

Pine regeneration in Oregon : habits and control of seed-eating mammals

Certain factors affecting colonization of Ponderosa pine by Ips confusus (Leconte) (Coleoptera : Scolytidae)

Physical factors affecting longevity and germination of seed of Western dwarfmistletoe (Arceuthobium campylopodum Engelm. f. campylopodum)

Thelytokous and dioecious populations of Phenacaspis pinifoliae (Fitch), (Homoptera : Diaspididae)

Factors influencing the production and survival of inoculum of Elytroderma deformans

Insect control for commercial holly

Effects of field-curing practices, artificial drying, and other factors in the control of neck rot in stored onions

Spray schedule for diseases and insects of cane fruits

Limit your search

Academic Affiliation

Advisor

Commencement Year

Creator

Date

Decade

Degree Field

Degree Level

Degree Name

Language

Non-Academic Affiliation

Peer Reviewed

Resource Type

Rights Statement

Subject

Search Constraints

Search Results

Limit your search