Port-Orford-cedar seedlings planted to test for Phytophthora lateralis resistance at the Dorena Genetic Resource Center
Photo Gallery
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Dead and healthy Port-Orford cedar seedlings  |
P. cactorum colony morphology on PDA  Colony morphology on PDA at 14 days |
P. arenaria sporangia  Globose papillate sporangia of Phytophthora arenaria on V8 agar flooded with soil extract. (Scale bar = 20 μm) |
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P. cambivora colony morphology on V8  Colony morphology on V8 at 14 days |
Phytophthora cactorum disease symptoms on English walnut  Mortality of Juglans regia caused by Phytophthora cactorum. |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |
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P. cinnamomi colony morphology on V8  P. cinnamomi colony growth on V8 at 14 days |
P. nicotianae colony morphology on CMA  Phytophthora nicotianae CBS 321.49 CMA after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
P. cambivora disease symptoms  Dead and dying chinquapin infected with P. cambivora |
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P. austrocedrae - Mal del ciprés, stages of decline  Mal del ciprés, stages of decline |
P. frigida symptoms 4  Black wattle timber with symptoms of gummosis |
P. frigida symptoms 1  Symptoms of gummosis on black wattle |