Index Catalog // ScholarsArchive@OSU

Post mortem interval and decomposition rates : biological observations and mathematical analysis

Creator:: England, David B.
Abstract:: Entomological evidence can be used for estimating post mortem interval (PMI). Decomposition studies have been conducted throughout the world and these studies have demonstrated that insect succession generally follows a similar pattern at a taxonomic level, specifically family, but varies at the genus and species levels with respect to geographic...
Resource Type:: Masters Thesis

Effect of temperature and photoperiod on growth and development of the filbert leafroller, archips rosanus L. (lepidoptera: Tortricidae) in the Willamette Valley of Oregon

Creator:: Al-Zabidi, Ahmed Hizam, 1953-
Abstract:: Role of temperature and photoperiod on development of the filbert leafroller, Archips rosanus L., (Lepidoptera: Tortricidae) from the Willamette Valley, Oregon was studied in the laboratory and in the field. Both temperature and photoperiod had a significant influence on the developmental rate of this species from neonate larva to adult...
Resource Type:: Dissertation
Full Text:: the Willamette Valley of Oregon. Abstract approved: Professor. M. T. AliNiazee Role of

Developmental biology and phenology of the walnut husk fly, Rhagoletis completa Cresson (Diptera: Tephritidae) in the Willamette Valley of Oregon

Creator:: Kasana, Abdulmajid
Resource Type:: Dissertation
Full Text:: , Rhagoletis completa Cresson (Diptera: Tephritidae) in the Willamette Valley of Oregon AN ABSTRACT OF THE

Relationship between plant and butterfly community composition on upland prairies of the Willamette Valley, Oregon

Creator:: York, Melissa M.
Abstract:: Small remnants of 'natural' habitats exist today throughout much of the world. Upland prairies in the Willamette Valley, Oregon have been nearly eliminated by conversion to agriculture and other uses. As a result, very few prairies remain and at least four butterfly species that require this habitat appear to be...
Resource Type:: Masters Thesis
Full Text:: and Butterfly Community Composition on Upland Prairies of the Willamette Valley, Oregon. A Daniel K

Habitat management for beneficial insects on Willamette Valley vegetable and berry farms

Creator:: Russell, Michael C.
Abstract:: Conservation biological control involves manipulating farm landscapes or management systems to enhance populations of beneficial predators of agricultural pests. Farmscaping is one aspect of conservation biological control where predators of important pests are identified, the availability on the farm landscape of resources and habitat components needed by the beneficials to...
Resource Type:: Dissertation
Full Text:: Horticulture presented on May 23, 2013 Title: Habitat Management for Beneficial Insects on Willamette Valley

Epichloë typhina (fungus) - Botanophila lobata (fly) interaction : an invasive "pollinator" system in its introduced range in western Oregon

Creator:: Kaser, Joseph M.
Abstract:: Epichloë typhina (Ascomycetes: Clavicipitaceae) is an endophytic fungus that infects perennial Pooid grasses and is the causal agent of choke disease. It is endemic to Europe and was inadvertently introduced into orchardgrass seed production fields in western Oregon. Choke disease, which was first recorded in Oregon in 1996, currently infects...
Resource Type:: Masters Thesis
Full Text:: EPICHLOË IN OREGON There are two recorded species of Epichloë in the Willamette Valley: E. festucae

Ecological and mortality factors affecting the nesting stage of the Chinese pheasant, Phasianus torquatus Gmelin, in the Willamette Valley, Oregon

Creator:: Eklund, Carl Robert
Resource Type:: Masters Thesis
Full Text:: Stage of the Chinese Pheasant, Phasianus torquatus, Gmelin in the Willamette Valley, Oregon AN

Quilts and quilt-making in the Willamette Valley of Oregon

Creator:: Meloy, Betty Thiessen
Abstract:: This thesis is a documentation of a selected number of nineteenth century quilts studied by the investigator in the Willamette Valley. The quilts were located in museums and in individual's homes. A questionnaire, that was developed for this study of quilts, was filled out as each quilt was examined. Slides...
Resource Type:: Masters Thesis

Progress of irrigation research on Willamette Valley soils

Creator:: Oregon State University. Agricultural Experiment Station
Abstract:: The future expansion of agricultural production in the Willamette Valley will depend to a large degree upon the feasibility of introducing irrigated agriculture on the poorly drained soils in the Valley. A r earch program has been initiated to investigate the feasibility of rigation on poorly drained soils with the...
Resource Type:: Technical Report
Full Text:: Progress of Irrigation Research On Willamette Valley Soils Agricultural Experiment Station, Oregon State

The Ore bin ; Vol.24, No.3 (March 1962)

Creator:: Oregon. Dept. of Geology and Mineral Industries and Glenn, Jerry L.
Resource Type:: Journal
Full Text:: Vol. 24, No. 3 March, 1962 GRAVEL DEPOSITS IN THE WILLAMETTE VALLEY BETWEEN SALEM AND OREGON CITY

ScholarsArchive@OSU

Post mortem interval and decomposition rates : biological observations and mathematical analysis

Effect of temperature and photoperiod on growth and development of the filbert leafroller, archips rosanus L. (lepidoptera: Tortricidae) in the Willamette Valley of Oregon

Developmental biology and phenology of the walnut husk fly, Rhagoletis completa Cresson (Diptera: Tephritidae) in the Willamette Valley of Oregon

Relationship between plant and butterfly community composition on upland prairies of the Willamette Valley, Oregon

Habitat management for beneficial insects on Willamette Valley vegetable and berry farms

Epichloë typhina (fungus) - Botanophila lobata (fly) interaction : an invasive "pollinator" system in its introduced range in western Oregon

Ecological and mortality factors affecting the nesting stage of the Chinese pheasant, Phasianus torquatus Gmelin, in the Willamette Valley, Oregon

Quilts and quilt-making in the Willamette Valley of Oregon

Progress of irrigation research on Willamette Valley soils

The Ore bin ; Vol.24, No.3 (March 1962)

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