Search Results - "Peterson, Ebba"

Risk of Epidemic Development in Nurseries from Soil Inoculum of  Phytophthora ramorum by Peterson, Ebba K, Grünwald, Niklaus J, Parke, Jennifer L

“…Soilborne inoculum arising from buried, infested leaf debris may contribute to the persistence of at recurrently positive nurseries. To initiate new epidemics,…”
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Root Rot of Juniperus and Microbiota by Phytophthora lateralis in Oregon Horticultural Nurseries by Peterson, Ebba K, Rupp, Franziska, Eberhart, Joyce, Parke, Jennifer L

“…Widespread symptoms of root rot and mortality on and were observed in two horticultural nurseries in Oregon, leading to the isolation of a sp. from diseased…”
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Temporal Epidemiology of Sudden Oak Death in Oregon by Peterson, Ebba K, Hansen, Everett M, Kanaskie, Alan

“…An effort to eradicate Phytophthora ramorum, causal agent of sudden oak death, has been underway since its discovery in Oregon forests. Using an…”
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Film-Forming Polymers and Surfactants Reduce Infection and Sporulation of Phytophthora ramorum on Rhododendron by Peterson, Ebba K, Larson, Eric R, Parke, Jennifer L

“…, cause of sudden oak death and ramorum leaf blight, can persist undetected in infested nurseries. Many conventional fungicides are effective in reducing or…”
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Surface fuels in recent Phytophthora ramorum created gaps and adjacent intact Quercus agrifolia forests, East Bay Regional Parks, California, USA by Shaw, David C., Woolley, Travis, Kelsey, Rick G., McPherson, Brice A., Westlind, Doug, Wood, David L., Peterson, Ebba K.

“…•Phytophthora ramorum has had significant impacts on coastal forests of coastal California.•We sampled surface fuels and vegetation structure in SOD-caused…”
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Source or sink? The role of soil and water borne inoculum in the dispersal of Phytophthora ramorum in Oregon tanoak forests by Peterson, Ebba, Hansen, Everett, Hulbert, Joseph

“…•Spread of inoculum along roads or streams threatens the containment of P. ramorum.•Understory infection must precede overstory mortality if inoculum moves in…”
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Spatial relationship between Phytophthora ramorum and roads or streams in Oregon tanoak forests by Peterson, Ebba, Hansen, Everett, Kanaskie, Alan

“…•Patterns in the distribution of disease may aid the management of sudden oak death.•SOD sites did not occur closer to roads than expected by chance.•Road use…”
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Temporal Epidemiology of Sudden Oak Death in Oregon by Peterson, Ebba K, Hansen, Everett M, Kanaskie, Alan

“…An effort to eradicate Phytophthora ramorum, causal agent of sudden oak death, has been underway since its discovery in Oregon forests. Using an…”
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The Epidemiology of Sudden Oak Death in Oregon Forests by Peterson, Ebba K

“…The phytopathogen Phytophthora ramorum (Werres, DeCock & Man in’t Veld), causal agent of Sudden Oak Death (SOD) of oaks (Quercus spp.) and tanoaks…”
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The Epidemiology of Sudden Oak Death in Oregon Forests by Peterson, Ebba K

“…The phytopathogen Phytophthora ramorum (Werres, DeCock & Man in't Veld), causal agent of Sudden Oak Death (SOD) of oaks (Quercus spp.) and tanoaks…”
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