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Degree Field:
Botany and Plant Pathology
Degree Name:
Master of Science (M.S.)
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Academic Affiliation
Botany and Plant Pathology (248)
Crop and Soil Science (2)
Botany and Horticulture (1)
Wood Science and Engineering (1)
Advisor
Powelson, Mary L. (11)
Hansen, Everett M. (9)
Johnson, Kenneth B. (9)
Mccune, Bruce (9)
Muir, Patricia S. (9)
Wilson, Mark V. (9)
Zobel, Donald B. (9)
Meinke, Robert J. (7)
Chambers, Kenton L. (6)
Pyke, David A. (6)
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Moore, Larry W. (4)
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Gent, David H. (3)
Hampton, Richard O. (3)
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Corden, M. E. (2)
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Mills, Dallice I. (2)
Moore, Larry (2)
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Zobel, Donald (2)
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Vance, Nan C. (1)
Vaughan, E. K. (1)
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McCune, Bruce (11)
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Johnson, Kenneth B. (6)
Pyke, David (5)
Hibbs, David (4)
Liston, Aaron (4)
Mundt, Christopher C. (4)
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Breen, Patrick (3)
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Chambers, Kenton (2)
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Frenkel, Robert (2)
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Jovan, Sarah (2)
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Ruben, John (2)
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Stone, Jeffrey (2)
Stone, Jeffrey K. (2)
Strik, Bernadine (2)
Swanson, Fred (2)
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Wolpert, Thomas J. (2)
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Byrne, Kerry M. (1)
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Castellano, Michael (1)
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Gleason, Cynthia A. (1)
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Grünwald, Niklaus J (1)
Grünwald, Niklaus J. (1)
Guerrant, Ed (1)
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Halse, Richard (1)
Harris, Rob (1)
Hayes, Patrick (1)
Hayes, Patrick M. (1)
Hemphill, Delbert (1)
Hermann, Richard (1)
Hibbs, Dave (1)
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Johnson, Kenneth (1)
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Kaplan, Jonathan (1)
Kauffman, Boone (1)
Kayes, Lori J. (1)
Kelly, Christine (1)
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Langelloto, Gail (1)
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Leach, Charles M. (1)
Lesser, Virginia M. (1)
Letelier, Ricardo M. (1)
Linderman, Bob (1)
Linderman, R. G. (1)
Lombard, Porter (1)
Loper, Joyce (1)
Lowry, Malcolm (1)
Luna, John (1)
Luoma, Dan (1)
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Maguire, Douglas (1)
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McIntire, C. D. (1)
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Meinzer, Frederick (1)
Meyers, Stephen C. (1)
Miller, Jeffrey (1)
Miller, Jeffry (1)
Mills, Dallice I. (1)
Mok, Machteld (1)
Mok, Machteld C. (1)
Moldenke, Andrew (1)
Moldenke, Andrew R. (1)
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Molina, Randy (1)
Moore, Larry (1)
Moore, Paul A. (1)
Moore, T. C. (1)
Moore, Thomas (1)
Moretti, Marcelo L. (1)
Morita, R. (1)
Mundt, ,Chris (1)
Mundt, Christopher (1)
Myers, Jim (1)
Myrold, David D. (1)
Neitlich, Peter N. (1)
Nonogaki, Hiro (1)
Novak, Mark (1)
Ocamb, Cynthia M. (1)
Parke, Jennifer (1)
Patterson, Mark (1)
Pawlowska, Teresa (1)
Peachey, Ed (1)
Pearson, George (1)
Perakis, Steven S. (1)
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Petersen, Roger (1)
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Pfender, William (1)
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Porter, Lyndon (1)
Powelson, M. L. (1)
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Stotz, Henrik U. (1)
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Benbow, Jesse M. (1)
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Benemann, Silvia, E. (1)
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Bertoni, Gregory (1)
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Bogar, Gerald Dale (1)
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Bright, Zachary A. (1)
Brodhagen, Marion L. (1)
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Churchill, Alice Cynthia Louise (1)
Claassen, Briana J. (1)
Clark, Deborah Ann, 1954 (1)
Clark, Deborah Louise, 1950 (1)
Colby, Samantha E. (1)
Collins, Bradley R. (1)
Combest, Max M. (1)
Cook, Kathy L. (1)
Cowger, Christina (1)
Crabtree, Kristine L. (1)
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Glass, Jenny Rebecca (1)
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2013 (5)
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2022 (5)
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2005 (4)
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2021 (4)
1963 (3)
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1992 (3)
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2015 (3)
1964 (2)
1967 (2)
1980 (2)
1981 (2)
1988 (2)
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1977 (1)
1979 (1)
Decade
1960-1969 (15)
1970-1979 (7)
1980-1989 (56)
1990-1999 (53)
2000-2009 (51)
2010-2019 (49)
2020-2029 (18)
Degree Field
Botany and Plant Pathology (249)
Crop and Soil Science (1)
Soil Science (1)
Water Resources Science (1)
Wood Science (1)
Degree Level
Master's (249)
Degree Name
Master of Science (M.S.) (249)
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application/pdf (15)
pdf (1)
Language
English [eng] (249)
License
All rights reserved (95)
Attribution-NonCommercial-ShareAlike 4.0 (CC BY-NC-SA 4.0) (1)
Attribution-ShareAlike 4.0 (CC BY-SA 4.0) (1)
Location
Alaska, Alaska, United States, (Administrative Boundary) (1)
Oregon, Oregon, United States, (Administrative Boundary) (1)
Panama, , Panama, (Administrative Boundary) (1)
Non-Academic Affiliation
Oregon State University. Graduate School (222)
Peer Reviewed
No (242)
Resource Type
Masters Thesis (249)
Rights Statement
Copyright Not Evaluated (135)
In Copyright (112)
In Copyright - Educational Use Permitted (1)
In Copyright - Non-Commercial Use Permitted (1)
Subject
Phytophthora ramorum (5)
Potatoes -- Diseases and pests (4)
Botrytis cinerea -- Biological control (3)
Bunt (Disease of wheat) (3)
Douglas fir -- Diseases and pests (3)
Phytophthora (3)
Plant viruses (3)
Powdery mildew diseases (3)
Pseudomonas fluorescens (3)
Rhododendrons -- Diseases and pests (3)
Verticillium dahliae (3)
Acremonium (2)
Agrobacterium radiobacter (2)
Anisogramma anomala (2)
Beans -- Diseases and pests (2)
Douglas fir (2)
Douglas fir -- Diseases and pests -- Oregon (2)
Fire-blight (2)
Lichens -- Habitat -- Oregon (2)
Lilies -- Diseases and pests (2)
Nematocides (2)
Nitrogen -- Fixation (2)
Pear -- Diseases and pests -- Biological control (2)
Phytopathogenic fungi (2)
Phytophthora diseases (2)
Plant ecology (2)
Plant-fungi relationships (2)
Plant-pathogen relationships (2)
Plants, Motion of fluids in (2)
Prairie plants -- Ecology -- Oregon -- Willamette River Valley (2)
Prairie restoration -- Oregon -- Willamette River Valley (2)
Pseudomonas infections (2)
Puccinia striiformis (2)
Raspberries -- Diseases and pests (2)
Soil microbiology (2)
Sudden oak death (2)
Tall fescue -- Diseases and pests (2)
Tanoak -- Diseases and pests -- Pathophysiology (2)
Wheat -- Breeding (2)
Wheat -- Disease and pest resistance -- Genetic aspects (2)
Wood-decaying fungi (2)
Afforestation -- Oregon -- Mary's Peak Region (1)
Agaves -- Diseases and pests (1)
Agricultural pollution -- Oregon -- Willamette River Watershed (1)
Agrobacterium tumefaciens (1)
Alien plants (1)
Anisogramma anomala -- Spores -- Oregon (1)
Apothecium (1)
Apple blue mold -- Biological control -- Oregon -- Corvallis (1)
Apples -- Diseases and pests (1)
Apples -- Diseases and pests -- Biological control (1)
Apples -- Diseases and pests -- Control (1)
Apples -- Postharvest diseases and injuries -- Biological control -- Oregon -- Corvallis (1)
Apples -- Rootstocks (1)
Armillaria root rot (1)
Ascomycetes -- Oregon -- Classification (1)
Asteraceae -- Climatic factors -- Oregon -- Baker county (1)
Asteraceae -- Effect of global warming on -- Oregon -- Baker county (1)
Asteraceae -- Population viability analysis -- Oregon -- Baker county (1)
Astragalus (Plants) -- Climatic factors -- Oregon -- Tygh Valley (1)
Astragalus (Plants) -- Effect of global warming on -- Oregon -- Tygh Valley (1)
Astragalus (Plants) -- Oregon (1)
Astragalus (Plants) -- Population viability analysis -- Oregon -- Tygh Valley (1)
Astragalus (Plants) -- Washington (State) -- Olympic Mountains (1)
Autolysis (1)
Azotobacter (1)
Bacteria -- Metabolism (1)
Bacterial communities (1)
Bacterial genetics (1)
Bark -- Diseases and pests (1)
Basidiomycetes (1)
Bean mosaic virus (1)
Beans -- Disease and pest resistance (1)
Beans -- Diseases and pests -- Control (1)
Beet yellows -- Transmission (1)
Biodegradation -- Oregon (1)
Biofilms (1)
Bioinformatics (1)
Biotic communities -- Oregon (1)
Blister rust -- Histopathology (1)
Blister rust -- Immunological aspects (1)
Blister rust -- Oregon (1)
Blister rust -- Washington (State) (1)
Boletaceae -- Classification (1)
Boletaceae -- Molecular genetics (1)
Boraginaceae -- Oregon -- Douglas County (1)
Botanical specimens (1)
Botany -- Washington (State) -- Mount Tolman Area (1)
Botrytis (1)
Botrytis cinerea (1)
Botrytis cinerea -- Biological control -- Oregon -- Corvallis (1)
Botrytis cinerea -- Control (1)
Brachypodium -- Control (1)
Brachypodium -- Soils (1)
Brassica -- Diseases and pests -- Oregon (1)
Brassica -- Seeds -- Oregon -- Production (Biology) (1)
Brown algae -- Diseases and pests (1)
Brown rot of fruit (1)
Bryophytes -- Blue Mountains (Or. and Wash.) (1)
Bryophytes -- Coast Ranges (1)
Bryophytes -- Ecology -- Oregon (1)
Bryophytes -- Oregon (1)
Calochortus -- Varieties (1)
Canker (Plant disease) -- Oregon (1)
Canola -- Environmental aspects -- Oregon (1)
Castilleja -- Diseases and pests -- Oregon (1)
Castilleja -- Diseases and pests -- Washington (State) (1)
Ceanothus -- Effect of fires on -- Oregon -- Applegate River Watershed (1)
Ceanothus -- Effect of grazing on -- Oregon -- Applegate River Watershed (1)
Ceanothus -- Oregon -- Rogue River Watershed (Klamath County-Curry County) (1)
Chaparral -- Thinning -- Oregon (1)
Chaparral ecology -- Oregon -- Applegate River Watershed (1)
Cheatgrass brome (1)
Cheatgrass brome -- Control (1)
Cheatgrass brome -- Control -- Idaho -- Canyon Creek (Elmore County) (1)
Cheatgrass brome -- Control -- Oregon -- Lincoln Bench (1)
Cheatgrass brome -- Control -- Oregon, Eastern (1)
Cheatgrass brome -- Idaho -- Nez Perce County (1)
Cheatgrass brome -- Seeds -- Oregon, Eastern (1)
Cherry -- Diseases and pests (1)
Chlorides -- Physiological effect (1)
Chloroform -- Biodegradation (1)
Cinnabar moth -- Environmental aspects -- Oregon, Western (1)
Clearing of land -- Oregon -- Rogue River Watershed (Klamath County-Curry County) (1)
Coast redwood -- Diseases and pests -- Susceptibility (1)
Columbines -- Reproduction (1)
Conifers -- Cascade Range (1)
Corn -- Embryos (1)
Corn -- Genetics (1)
Corn -- Molecular genetics (1)
Corn -- Seeds (1)
Corydalis -- Ecology (1)
Corynebacterium sepedonicum -- Effect of water levels on (1)
Crater Lake National Park (Or.) (1)
Cronartium ribicola (1)
Cronartium ribicola -- Oregon (1)
Cronartium ribicola -- Washington (State) (1)
Crown-gall disease (1)
Cucumber mosaic virus (1)
Cutover lands -- Oregon -- Mary's Peak (1)
Cyanobacteria -- Control -- Michigan -- Au Sable River Watershed (1)
Cyanobacterial blooms -- Michigan -- Au Sable River Watershed -- Prevention (1)
Cytokinins (1)
Defoliation -- Oregon, Eastern (1)
Delphinium -- Effect of fires on -- Oregon -- Finley National Wildlife Refuge (1)
Delphinium -- Effect of habitat modification on -- Oregon -- Finley National Wildlife Refuge (1)
Dermateaceae -- Oregon (1)
Diatoms -- Oregon -- Yaquina River Estuary (1)
Dimethyl sulphoxide (1)
Discomycetes -- Classification (1)
Douglas fir -- Sanitation (1)
Douglas fir -- Weed control (1)
Dwarf mistletoes -- Dispersal -- Alaska -- Computer simulation (1)
Eastern filbert blight (1)
Eastern filbert blight -- Transmission -- Oregon (1)
Ecosystem management -- Oregon (1)
Elicitins -- Pathophysiology (1)
Elytroderma deformans (1)
Endangered plants -- Conservation -- Oregon -- Cave Junction Area (1)
Endangered plants -- Conservation -- Oregon -- Lost Lake Region (Coos Bay County) (1)
Endangered plants -- Conservation -- Oregon -- Medford Area (1)
Endangered plants -- Conservation -- Oregon -- Pistol River Region (1)
Endangered plants -- Reintroduction -- Oregon -- Lost Lake Region (Coos Bay County) (1)
Endangered plants -- Reintroduction -- Oregon -- Pistol River Region (1)
Endangered plants -- Reintroduction -- Oregon -- Willamette River Valley (1)
Endemic plants (1)
Endemic plants -- Herbicide injuries -- Oregon -- Willamette River Valley (1)
Endemic plants -- Oregon -- Willamette River Valley (1)
Endemic plants -- Reintroduction -- Oregon, Eastern (1)
Endophytic fungi -- Oregon, Western -- Molecular genetics (1)
Endothia parasitica (1)
Epiphytes -- Harvesting -- Environmental aspects (1)
Epiphytic lichens -- Coast Ranges (1)
Epiphytic lichens -- Ecophysiology (1)
Epiphytic lichens -- Oregon (1)
Erigeron -- Habitat -- Oregon -- Willamette River Valley (1)
Erigeron -- Reintroduction -- Oregon -- Willamette River Valley (1)
Erwinia amylovora (1)
Erysiphaceae (1)
Essences and essential oils (1)
Fagaceae (1)
Fagaceae -- Diseases and pests -- Oregon (1)
Ferns -- North America -- Classification (1)
Fir -- Growth (1)
Fire ecology -- Oregon -- Willamette River Valley (1)
Food chains (Ecology) -- Oregon (1)
Forest canopy ecology -- Oregon (1)
Forest dynamics -- Oregon (1)
Forest ecology -- Oregon -- Crater Lake National Park (1)
Forest litter -- Northwest, Pacific (1)
Forest soils (1)
Forest soils -- Nitrogen content -- Oregon -- Oregon Coast Range (1)
Forest thinning -- Oregon (1)
Fuel reduction (Wildfire prevention) -- Environmental aspects -- Blue Mountains (Or. and Wash.) (1)
Fuel reduction (Wildfire prevention) -- Oregon (1)
Fuel reduction (Wildfire prevention) -- Oregon -- Applegate River Watershed (1)
Fuel reduction (Wildfire prevention) -- Oregon -- Rogue River Watershed (Klamath County-Curry County) (1)
Fungal proteins (1)
Fungi -- Spores (1)
Fungi -- Spores -- Morphology (1)
Fungi — Spores -- Oregon (1)
Fungicides (1)
Fungicides -- Toxicology (1)
Fusarium (1)
Fusarium diseases of plants -- Cultural control -- Northwest, Pacific (1)
Fusarium diseases of plants -- Northwest, Pacific (1)
Fusarium diseases of plants -- Oregon (1)
Fusarium diseases of plants -- Oregon -- Willamette River Valley (1)
Fusarium oxysporum -- Oregon -- Willamette River Valley (1)
Fusarium solani -- Oregon -- Willamette River Valley (1)
Geotropism (1)
Geraniums -- Diseases and pests (1)
Germination -- Oregon -- Willamette River Valley (1)
Golden paintbrush (Plant) -- Fertilizers -- Northwest, Pacific (1)
Golden paintbrush (Plant) -- Reintroduction -- Northwest, Pacific (1)
Golden paintbrush (Plant) -- Reintroduction -- Oregon -- Willamette River Valley (1)
Golden paintbrush (Plant) -- Soils -- Northwest, Pacific (1)
Grapes -- Diseases and pests (1)
Grapes -- Diseases and pests -- Oregon (1)
Grasses -- Reintroduction -- Oregon, Eastern (1)
Grasses -- Variation -- Oregon, Eastern (1)
Grassland ecology -- Idaho -- Nez Perce County (1)
Grassland ecology -- Oregon -- Willamette River Valley (1)
Grassland plants -- Ecology -- Oregon -- Willamette River Valley (1)
Grassland plants -- Effect of fires on -- Idaho -- Nez Perce County (1)
Grassland plants -- Effect of fires on -- Oregon -- Willamette River Valley (1)
Hazelnuts -- Diseases and pests -- Transmission -- Oregon (1)
Hazelnuts -- Pruning -- Oregon (1)
Herbicide resistance (1)
Herbicide resistance -- Idaho (1)
Heterodera (1)
Histology, Pathological (1)
Hop downy mildew fungus (1)
Hops -- Disease and pest resistance (1)
Hops -- Diseases and pests (1)
Hops -- Diseases and pests -- Cultural control -- Northwest, Pacific (1)
Hops -- Diseases and pests -- Northwest, Pacific (1)
Hops -- Diseases and pests -- Oregon (1)
Hops -- Inoculation (1)
Humic acid (1)
Humidity (1)
Hydrogenase (1)
Immunoenzyme technique (1)
Insect pollinators (1)
Invasive plants -- Control (1)
Invasive plants -- Control -- Northwest, Pacific (1)
Invasive plants -- Dispersal -- Oregon -- Willamette River Valley (1)
Invasive plants -- Idaho (1)
Invasive plants -- Idaho -- Nez Perce County (1)
Invasive plants -- Propagation -- Oregon -- Willamette River Valley (1)
Iron (1)
Kidney bean -- Diseases and pests -- Biological control (1)
Kidney bean -- Diseases and pests -- Oregon (1)
Kochia prostrata -- Ecology -- Idaho (1)
Kochia prostrata -- Idaho (1)
Land use, Rural -- Environmental aspects -- Oregon -- Willamette River Watershed (1)
Land use, Urban -- Environmental aspects -- Oregon -- Willamette River Watershed (1)
Larches -- Alaska (1)
Late blight of potato -- Control (1)
Leaves -- Diseases and pests -- Biological control (1)
Leptosphaeria -- Oregon (1)
Lettuce -- Effect of salt on (1)
Lichen communities -- Blue Mountains (Or. and Wash.) (1)
Lichens -- Blue Mountains (Or. and Wash.) (1)
Lichens -- Climatic factors -- Alaska -- Katmai National Park and Preserve (1)
Lichens -- Climatic factors -- Oregon (1)
Lichens -- Dispersal -- Coast Ranges (1)
Lichens -- Dispersal -- Oregon (1)
Lichens -- Geographical distribution (1)
Lichens -- Habitat -- Alaska -- Katmai National Park and Preserve (1)
Lichens -- Habitat -- Coast Ranges (1)
Lichens -- Idaho (1)
Lichens -- Morphology (1)
Lichens -- Oregon -- Classification (1)
Lichens -- Variation -- Alaska -- Katmai National Park and Preserve (1)
Lichens -- Variation -- Oregon (1)
Lilies (1)
Lilies -- Disease-free stock (1)
Lilies -- Propagation -- In vitro (1)
Logging -- Environmental aspects -- Blue Mountains (Or. and Wash.) (1)
Lolium perenne -- Diseases and pests -- Integrated control -- Oregon (1)
Lomatium -- Conservation -- Oregon -- Cave Junction Area (1)
Lomatium -- Conservation -- Oregon -- Medford Area (1)
Lomatium -- Soils -- Oregon -- Cave Junction Area (1)
Lomatium -- Soils -- Oregon -- Medford Area (1)
Lomatium -- Variation -- Oregon -- Cave Junction Area (1)
Lomatium -- Variation -- Oregon -- Medford Area (1)
Lumber trade -- Environmental aspects (1)
Lupines -- Oregon -- Crater Lake National Forest -- Ecology (1)
Meadow plants -- Ecology -- Cascade Range (1)
Medusahead wildrye -- Control -- Idaho -- Canyon Creek (Elmore County) (1)
Medusahead wildrye -- Control -- Oregon -- Lincoln Bench (1)
Metabolites (1)
Metagenomics -- Oregon, Western (1)
Microbial genomics (1)
Microbial herbicides (1)
Molybdenum -- Oregon -- Oregon Coast Range (1)
Moniliales (1)
Monilinia fructicola -- Biological control (1)
Monooxygenases (1)
Mosses -- Harvesting -- Environmental aspects (1)
Mountain meadows -- Ecology -- Cascade Range (1)
Mountain plants -- Variation -- Cascade Range (1)
Mycology (1)
Mycoparasitism -- Oregon (1)
Mycorrhizal fungi -- Ecology -- Northwest, Pacific (1)
Mycorrhizas (1)
Mycorrhizas in agriculture (1)
Mycosphaerella -- Oregon -- Willamette River Valley (1)
Mycosphaerella leaf blotch disease -- Oregon -- Willamette River Valley (1)
Mycotoxins (1)
Nelson's checkermallow -- Effect of fires on -- Oregon -- Willamette River Valley (1)
Nelson's checkermallow -- Effect of floods on -- Oregon -- Willamette River Valley (1)
Nelson's checkermallow -- Oregon -- Willamette River Valley (1)
Nematode diseases of plants (1)
Nickel enzymes (1)
Nitrogen -- Fixation -- Oregon -- Oregon Coast Range (1)
Nitrogen fertilizers -- Columbia River Watershed (1)
Nurseries (Horticulture) (1)
Nutrient cycles -- Oregon -- Oregon Coast Range (1)
Nutrient pollution of water -- Oregon -- Willamette River Watershed (1)
Oak -- Diseases and pests -- Oregon (1)
Oak -- Thinning -- Oregon (1)
Oenothera -- Conservation -- Oregon -- Lost Lake Region (Coos Bay County) (1)
Oenothera -- Conservation -- Oregon -- Pistol River Region (1)
Oenothera -- Reintroduction -- Oregon -- Lost Lake Region (Coos Bay County) (1)
Oenothera -- Reintroduction -- Oregon -- Pistol River Region (1)
Old growth forests -- Oregon -- Cascade Range (1)
Onions -- Effect of salt on (1)
Oomycetes (1)
Oregon oak -- Ecology -- Oregon, Western (1)
Oregon oak -- Oregon, Western -- Growth (1)
Oregon oak -- Population regeneration -- Oregon, Western (1)
Organic water pollutants -- Oregon -- Willamette River Watershed (1)
Otideaceae -- Northwest, Pacific (1)
Oxidation, Physiological (1)
Ozone -- Environmental aspects (1)
Pacific yew -- Oregon (1)
Parmeliaceae -- Oregon -- Classification (1)
Pathogenic fungi -- Oregon (1)
Pear -- Postharvest diseases and injuries -- Biological control (1)
Peas -- Disease and pest resistance -- Genetic aspects (1)
Peas -- Diseases and pests (1)
Pecan -- Diseases and pests (1)
Pedicularis -- Diseases and pests -- Oregon (1)
Pedicularis -- Diseases and pests -- Washington (State) (1)
Peltigerales -- Oregon -- Oregon Coast Range -- Metabolism (1)
Peppermint -- Diseases and pests -- Control (1)
Peppermint -- Diseases and pests -- Oregon (1)
Perideridia -- Growth (1)
Periphyton -- Composition (1)
Periphyton -- Ecophysiology (1)
Periphyton -- Nutrition (1)
Pesticides -- Environmental aspects (1)
Phellinus -- Genetics (1)
Phellinus -- Oregon (1)
Phosphorus -- Oregon -- Oregon Coast Range (1)
Phytopathogenic bacteria (1)
Phytopathogenic fungi -- Development (1)
Phytopathogenic fungi -- Host plants -- Oregon (1)
Phytophthora -- Northwest, Pacific (1)
Phytophthora -- Northwest, Pacific -- Geographical distribution (1)
Phytophthora -- Oregon, Western (1)
Phytophthora -- Spores (1)
Phytophthora cambivora -- Oregon (1)
Phytophthora diseases -- Prevention (1)
Phytophthora infestans -- Control (1)
Phytophthora lateralis -- Oregon (1)
Phytophthora ramorum -- Control (1)
Phytophthora ramorum -- Oregon (1)
Phytophthora ramorum -- Physiological effect (1)
Phytotoxins -- Oregon -- Willamette River Valley (1)
Picabo milkvetch -- Snake River Plain (Idaho and Or.) -- Genetics (1)
Pine -- Diseases and pests (1)
Pine needles -- Diseases and pests -- Histopathology (1)
Pinus -- Diseases and pests -- Histopathology (1)
Plant communities (1)
Plant communities -- Oregon -- Crater Lake National Park (1)
Plant communities -- Oregon -- Marys Peak (1)
Plant competition -- Oregon -- Willamette River Valley (1)
Plant diseases -- Oregon (1)
Plant diseases -- Transmission (1)
Plant diversity -- Cascade Range (1)
Plant diversity conservation -- Oregon -- Douglas County (1)
Plant litter -- Biodegradation (1)
Plant litter -- Biodegradation -- Oregon (1)
Plant nematodes (1)
Plant nematodes -- Oregon (1)
Plant population genetics -- Snake River Plain (Idaho and Or.) (1)
Plant species diversity -- Oregon -- Willamette River Valley (1)
Plant succession (1)
Plant succession -- Blue Mountains (Or. and Wash.) (1)
Plant viruses -- Genetics (1)
Plant viruses -- Transmission (1)
Plant-fungi relationships -- Oregon (1)
Plant-microbe relationships (1)
Plant-pathogen relationships -- Oregon -- Willamette River Valley (1)
Plant-soil relationships (1)
Plant-water relationships -- Oregon, Western (1)
Plants -- Absorption of water (1)
Plants -- Disease and pest resistance (1)
Plants -- Effect of herbicides on -- Idaho (1)
Plants -- Effect of herbicides on -- Oregon -- Willamette River Valley (1)
Plants, Effect of ozone on (1)
Podosphaera -- Northwest, Pacific -- Genetics (1)
Pollination by insects (1)
Port Orford cedar (1)
Port Orford cedar -- Disease and pest resistance -- Oregon (1)
Port Orford cedar -- Effect of drought on (1)
Port Orford cedar -- Roots -- Growth (1)
Potassium chloride (1)
Potassium fertilizers -- Columbia River Watershed (1)
Potato (1)
Potato ring rot -- Microbiology (1)
Potato-rot -- Control (1)
Potatoes -- Disease and pest resistance (1)
Potatoes -- Diseases and pests -- Biological control (1)
Potatoes -- Diseases and pests -- Columbia River Watershed (1)
Potatoes -- Diseases and pests -- Oregon (1)
Potatoes -- Effect of stress on (1)
Potatoes -- Fertilizers -- Columbia River Watershed (1)
Potatoes -- Idaho (1)
Potatoes -- Irrigation (1)
Potatoes -- Spacing (1)
Potatoes -- Washington (State) (1)
Potyviruses (1)
Powdery mildew diseases -- Epidemiology -- Oregon (1)
Powdery mildew diseases -- Northwest, Pacific (1)
Prairie plants -- Planting -- Oregon -- Willamette River Valley (1)
Prairie plants -- Reintroduction -- Oregon -- Willamette River Valley (1)
Prairie plants -- Seedlings -- Oregon -- Willamette River Valley (1)
Prairie plants -- Seeds -- Dormancy -- Oregon -- Willamette River Valley (1)
Prairie plants -- Sowing -- Oregon -- Willamette River Valley (1)
Prairie restoration -- Northwest, Pacific (1)
Pratylenchus -- Northwest, Pacific (1)
Pratylenchus -- Northwest, Pacific -- Geographical distribution (1)
Protein kinases -- Analysis (1)
Pseudomonas syringae (1)
Pseudoperonospora -- Genetics (1)
Pseudoperonospora -- Phylogeny (1)
Puccinia graminis -- Integrated control -- Oregon (1)
Puccinia recondita (1)
Puccinia striiformis -- Oregon -- Hermiston (1)
Puccinia striiformis -- Oregon -- Madras (1)
Pyrenophora -- Molecular genetics (1)
RNA viruses (1)
Radishes -- Diseases and pests -- Oregon -- Willamette River Valley (1)
Radishes -- Seeds -- Oregon -- Production (Biology) (1)
Radishes -- Seeds -- Oregon -- Willamette River Valley -- Production (Biology) (1)
Ramaria -- Phylogeny (1)
Range ecology (1)
Rare plants -- Climatic factors -- Oregon (1)
Rare plants -- Effect of global warming on -- Oregon (1)
Rare plants -- Population viability analysis -- Oregon (1)
Rare plants -- Reintroduction -- Oregon, Eastern (1)
Raspberries -- Diseases and pests -- Control -- Oregon (1)
Raspberries -- Diseases and pests -- Oregon (1)
Recruitment (Population biology) -- Oregon -- Willamette River Valley (1)
Red alder -- Diseases and pests -- Susceptibility -- Oregon, Western (1)
Red raspberry -- Diseases and pests -- Northwest, Pacific (1)
Red raspberry -- Diseases and pests -- Northwest, Pacific -- Geographical distribution (1)
Restoration ecology (1)
Revegetation -- Oregon -- Willamette River Valley (1)
Rhizopogon -- Evolution (1)
Rhizopogon -- Genetics (1)
Rhizosphere (1)
Rho GTPases (1)
Rhododendrons (1)
Rhododendrons -- Oregon, Western (1)
Ribes -- Classification (1)
Ribulose bisphosphate carboxylase (1)
Rice blast disease (1)
Riparian forests -- Idaho (1)
Riparian plants -- Effect of stress on (1)
Root rots (1)
Root rots -- Biological control (1)
Root rots -- Oregon (1)
Root-knot nematodes (1)
Roots (Botany) -- Diseases and pests -- Oregon (1)
Roots (Botany) -- Ecology -- Northwest, Pacific (1)
Roots (Botany) -- Growth (1)
Roses -- Diseases and pests (1)
Rupanco, Lake (Chile) -- Ecology (1)
Sclerotinia -- Biological control (1)
Scrophulariaceae (1)
Scrophulariaceae -- Molecular genetics (1)
Scrophulariaceae -- Phylogeny (1)
Seed potatoes (1)
Seed treatment -- Columbia River Watershed (1)
Seed-borne plant diseases (1)
Seed-borne plant diseases -- Oregon -- Willamette River Valley (1)
Seedlings -- Ecophysiology -- Oregon -- Willamette River Valley (1)
Seeds -- Development (1)
Self-pollination (1)
Silene -- Idaho -- Nez Perce County (1)
Silver salts (1)
Slashburning -- Oregon -- Rogue River Watershed (Klamath County-Curry County) (1)
Soil ecology -- Oregon -- Cave Junction Area (1)
Soil ecology -- Oregon -- Medford Area (1)
Soil fumigation (1)
Soil fungi -- Seasonal variations -- Oregon (1)
Soil microbial ecology -- Oregon (1)
Soil microbiology -- Idaho (1)
Soil microbiology -- Washington (State) (1)
Soilborne plant diseases -- Prevention (1)
Soils -- Carbon content -- Idaho -- Canyon Creek (Elmore County) (1)
Soils -- Carbon content -- Oregon -- Lincoln Bench (1)
Soils -- Nitrogen content (1)
Soils -- Nitrogen content -- Idaho -- Canyon Creek (Elmore County) (1)
Soils -- Nitrogen content -- Oregon -- Lincoln Bench (1)
Soils and climate -- Oregon (1)
Spotted knapweed -- Disease and pest resistance (1)
Steppe plants -- Oregon (1)
Steppe restoration -- Idaho -- Canyon Creek (Elmore County) (1)
Steppe restoration -- Oregon -- Lincoln Bench (1)
Steppe soils -- Oregon (1)
Stigmina -- Oregon (1)
Strawberries -- Diseases and pests -- Biological control (1)
Strawberries -- Diseases and pests -- Control (1)
Stream ecology -- Northwest, Pacific (1)
Streamflow -- Oregon -- H.J. Andrews Experimental Forest (1)
Stripe rust (1)
Stripe rust -- Oregon -- Hermiston -- Epidemiology (1)
Stripe rust -- Oregon -- Madras -- Epidemiology (1)
Sudan grass (1)
Sudden oak death -- Pathophysiology (1)
Sudden oak death -- Prevention (1)
Sudden oak death -- Transmission -- Prevention (1)
Sunflowers (1)
Tamarack (1)
Tanoak -- Diseases and pests (1)
Tansy ragwort -- Biological control -- Environmental aspects -- Oregon, Western (1)
Tilletia (1)
Tilletia caries (1)
Tobacco hornworm -- Biological control (1)
Tomatoes -- Growth (1)
Tomatoes -- Photomorphogenesis (1)
Torrubiella -- Phylogeny (1)
Trichoderma (1)
Turnips -- Seeds -- Oregon -- Production (Biology) (1)
Understory plants -- Ecology -- Oregon (1)
Vegetation dynamics (1)
Vegetation dynamics -- Cascade Range (1)
Vegetation dynamics -- Oregon -- H.J. Andrews Experimental Forest (1)
Verticillium albo-atrum (1)
Verticillium dahliae -- Biological control (1)
Verticillium dahliae -- Columbia River Watershed (1)
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Wood-decaying fungi -- Ecology -- Northwest, Pacific (1)
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Woody plants -- Effect of water levels on -- Oregon, Western (1)
Yeast fungi -- Oregon -- Corvallis (1)
Yellow starthistle -- Idaho -- Nez Perce County (1)
Zoospores (1)
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