Gretna Weste injecting Banksia with phosphonate
Photo Gallery
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P. cinnamomi on Banksia  |
Growth of P. arenaria on V8  Colony morphology of Phytophthora arenaria after 7 days at 20°C on V8 agar |
Basal canker on Port Orford Cedar stump  |
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Vehicle washing  Truck washing to avoid spread of P. lateralis |
P. pluvialis hyphal swellings  P. pluvialis hyphal swellings on agar |
P. lateralis on Port Orford cedar  Collar lesion on Chaemacyparis lawsoniana in Landrévarzec, France |
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P. alni in alder, Illwald, France  P. alni in alder, Illwald, France |
Growth of P. arenaria on half-strength PDA  Colony morphology of Phytophthora arenaria after 7 days at 20°C on half-strength PDA |
P. kernoviae sporangium  Papillate and caducous sporangium, photo from Q-bank, used with permission |
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P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note the reddish appearance of affected trees prior to needle drop. |
P. tentaculata oospores and antheridia  Paragynous antheridium attached to oogonium with oospore |
P. tentaculata disease symptoms on California mugwort  Outplanted California mugwort (Artemisia douglasiana) infected with P. tentaculata, 4.5 years after planting. Plant shows stunting and chlorosis. (P. cryptogea and P. lacustris were also baited from roots/soil of this plant). |