Symptoms of gummosis on black wattle (Fitopatol. bras. 2005)
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P. nicotianae symptoms |
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. chlamydospora chlamydospore Phytophthora chlamydospora chlamydospore in agar. Bar is 20µm. |
P. cinnamomi sporangium P. cinnamomi sporangium |
P. austrocedrae - Mal del ciprés, stages of decline Mal del ciprés, stages of decline |
Sporangia showing ovoid and ovoid to spherical shape and papillate condition sporangia Sporangia showing ovoid and ovoid to spherical shape and papillate condition |
Growth of P. arenaria on V8 Colony morphology of Phytophthora arenaria after 7 days at 20°C on V8 agar |
P. alni symptoms on European Alder Mature, riparian common alder (A. glutinosa) stand heavily impacted by root and collar rot caused by P. alni |
P. katsurae oogonium Micrograph of warty oogonium |
P. alni in alder, Illwald, France P. alni in alder, Illwald, France |
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. frigida symptoms 1 Symptoms of gummosis on black wattle |