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Browsing by Author "Krueger, William C."
Now showing items 1-20 of 22
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Stringham, Tamzen K. (1996-04-24)Seasonal trends in water table level and soil moisture for four plant community types within an irrigated eastern Oregon riparian zone were described. Aboveground biomass, species composition, litter, percent baregrou ...
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Westenskow, Kathy Jo (1991-06-20)Research was conducted near the Starkey Experimental Forest and Range in northeastern Oregon. Effects of defoliating bluebunch wheatgrass (Agropyron spicatum (Pursh) Scribn. and Smith) to increase the quality of regrow ...
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McInnis, Michael Lindsay (1984-08-03)
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Van Vuren, Dirk (1979-08-13)Aspects of bison ecology and behavior were studied in the Henry Mountains, Utah during summer 1977 and summer 1978. Foraging distributions of bison and of cattle were compared to elevation, slope, horizontal distance ...
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Baber, Daniel W. (1985-05-01)A feral pig population on Santa Catalina Island, California, was studied for 17 months beginning in July 1980. Density was estimated to be 21 to 34 pigs/km² (95% confidence interval) using capture-recapture techniques ...
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Wilson, Marcia H. (1978-05-08)Short-term effects of 3 grazing systems and prescribed burning on bobwhite (Colinus virginianus) populations were investigated on the Welder Wildlife Refuge near Corpus Christi, Texas, during spring (April through June) ...
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Page, Edward B. (2001-08-13)Leadership, organizational structure, and communication/interpersonal relations are key functions studied. Evaluation of the Interior Columbia Basin Ecosystem Management Project (Project) considers how well those facto ...
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Carr, Craig A. (2007-10-16)Relatively recent increases in ponderosa pine abundance have effected unprecedented changes to ecosystem structure and function. Efforts to restore ponderosa pine systems are often focused on the manipulation of tree s ...
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Borman, Michael M. (1989-06-13)In this study I assessed the potentials of selected, established perennial grasses to maintain site occupancy in the foothills ecosystem of the Rogue River Valley of southwest Oregon which is currently dominated by a ...
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Ingham, Claudia S. (2008-12-17)The goal of this dissertation is to examine the effectiveness of high intensity-short duration goat browsing for the control of Himalayan blackberry (Rubus armeniacus) and English ivy (Hedera helix), two widespread noxio ...
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Saeed, Ikram (1993-11-11)The purpose of the study was to explore a needs assessment method for suggesting target-based training interventions for managing conflict between the resource user/interest groups in Oregon's riparian zones. An inst ...
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Moosapanah, G. Reza (1996-04-05)This investigation demonstrates the feasibility of a polyculture system using effluent water from land-based salmon culture systems to feed juvenile Manila clams, Tapes japonica (Deshyes), and an evaluation of an arti ...
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Korpela, Edwin J. (1992-01-23)Seasonal trends in forage production and environmental parameters for five plant community types within a northeastern Oregon riparian zone were described and modeled using correlation and path analysis. Wet meadows p ...
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Riggs, Robert A.; Tiedemann, Arthur R.; Cook, John G.; Ballard, Teena M.; Edgerton, Paul J.; Vavra, Martin; Krueger, William C.; Hall, Frederick C.; Bryant, Larry D.; Irwin, Larry L.; Delcurto, Timothy; Pacific Northwest Research Station (Portland, Or.) (Portland, Or. : U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station, 2000)
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Estes, Mark G. (2008-05-07)The effect of seedbed preparation on the emergence and survival of winterfat (Krascheninnikovia lanata (Gueldenstaedt)) and squirreltail (Elymus elymoides (Raf.) Swezey)) seedlings was determined, while quantifying nutri ...
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Bryant, Larry Duane (1993-05-07)This research was conducted on three study areas on elk winter ranges in Northeast Oregon. One was on the Starkey Experimental Forest and Range and the others were in the same vicinity. Plant appendages, spring and fa ...
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McArthur, Cynthia (2002-05-20)A documented case history of riparian grazing at Oregon State University's Soap Creek Ranch was conducted from 1999 to 2001. Impacts of four different riparian grazing treatments were evaluated. Emphasis was placed on ...
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Relative palatabilities of Great Basin forages and mechanisms elicting selective grazing by cattle Cruz-Guerra, Ruben (1994-08-01)
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Reynolds, Mark P. (1999-03-10)Leaf surface area present on black cottonwood (Populus trichocarpa) and Douglas hawthorn (Crataegus douglasi) was measured indirectly using a point frame, photographs, and a canopy analyzer. Each was compared to direct ...
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Quistberg, Sarah E. (2007-12-10)Riparian vegetation is an essential component for the maintenance and/or repair of channel stability and function. Sedges within low-gradient riparian systems provide the structure necessary for sediment trapping leading ...
Now showing items 1-20 of 22
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