Index Catalog // ScholarsArchive@OSU

Creator:: Theiling, Karen M.
Abstract:: Documentation of the side effects of pesticides on arthropod natural enemies has expanded rapidly since the 1950's as part of an increase in non-target side effects literature. Most reviews have been based on empirical analysis of selected literature. The SELCTV database was developed to make a larger information base accessible...
Resource Type:: Masters Thesis
Full Text:: natural enemies to agricultural pests to pesticides AN ABSTRACT OF THE THESIS OF Karen M. Theiling for

Creator:: Baan, Hugo E., van de
Abstract:: Factors influencing pesticide susceptibility and resistance were studied in Psylla pyricola Foerster, and its mirid predator, Deraeocoris brevis Knight in the Rogue River Valley, Oregon. Factors studied were at the biochemical, life history, and population ecology levels. Studies on detoxification enzymes showed that glutathione S-transferase and cytochrome P-450 monooxygenase activities...
Resource Type:: Dissertation
Full Text:: Kevin Currans and Karen Theiling for their help with computer work. Thanks to Robert Allen, Toni

Creator:: Flint, Alan L.
Abstract:: Measurements for water retention calculations and physical characterization were made on skeletal and non-skeletal soils in southwest Oregon. A new bulk density sampler was designed for the physical characterization of the steep, skeletal soils commonly encountered in this area. The new sampler and the techniques required for the measurement and...
Resource Type:: Masters Thesis
Full Text:: , Anne Davis, Chuck Black, Karen Bennett, Don Miles, Lorrie Flint and Jeff Borchers for letting me play

Creator:: Berry, Timothy James
Abstract:: Research was conducted at the Starkey Experimental Forest and Range in northeastern Oregon to determine cattle performance, diet quality, botanical composition of forage ingested, and production and utilization among rest-rotation, season-long, and deferred rotation grazing systems. The grazing season lasted from June 20 to October 10 of each year. Cows...
Resource Type:: Masters Thesis
Full Text:: Privacy Dean of Graduate nooi Date Thesis is presented Typed by Karen Duszynski for Timothy James Berry

Creator:: Brown, Carol E.
Abstract:: Several problems relating to linear programming modeling have been identified: (1) model formulation, validation and explanation are difficult and time consuming; (2) models must be frequently updated and debugged; (3) flexibility is needed to specify the model schema for a class of problems as a group; and (4) significant differences...
Resource Type:: Dissertation
Full Text:: , Mecila Cross, and Karen Bruder for their help with the word processing program and for the innumerable

Creator:: Franklin, Jerry F. and Dyrness, C. T.
Abstract:: Revised edition of the author's "Vegetation of Oregon and Washington", originally published by the U.S. Forest Service in 1973. Reprinted with new bibliographic supplement by the OSU Press in 1988.
Resource Type:: Book

Creator:: Hobbs, S. D. (Stephen D.), Helgerson, O. T., Southwest Oregon Forestry Intensified Research Program, and Oregon State University. Forest Research Laboratory
Resource Type:: Conference Proceeding

ScholarsArchive@OSU