Raised beds for testing disease resistance of Port-Orford-cedar seedlings at the Dorena Genetic Resource Center
Photo Gallery
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Port Orford cedar seedlings  |
P. chlamydospora sporangium  Phytophthora chlamydospora sporangium in water. Bar is 20µm. |
P. arenaria disease symptoms on Banksia landscape  Dead Banksia sp. in a Kwongan heathland on mineral sand near Eneabba, Western Australia recently killed by root and collar rot caused by Phytophthora arenaria |
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P. pseudotsugae colony morphology on V8  P. pseudotsugae colony growth on V8 agar |
P. frigida oogonium  Oogonium and oospore with amphigynous antheridium |
Dead Port Orford Cedar  Dead Chamaecyparis lawsoniana, BLM Roseburg District in Oregon |
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P. cryptogea colony morpholgy on V8  Colony morphology on V8 at 14 days |
P. cinnamomi on Banksia  Dead and dying Banksia, Western Australia |
P. austrocedrae hyphal swellings in liquid media drawing  Morphology of hyphae of Phytophthora austrocedrae, from Greslebin et al. 2007 |
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P. pluvialis on Pinus radiata  A Pinus radiata needle showing black resinous bands or marks consistent with the presence of red needle cast disease. |
P. austrocedrae - Mal del ciprés, stages of decline  Mal del ciprés, stages of decline |
P. pinifolia colony morphology on CMA-NARP  Colony morphology of P. pinifolia at 20°C on CMA-NARP after 3 weeks. From Duran et al. 2008 |