Dieback and shoot blight symptoms caused by P. ramorum on Abies grandis
Photo Gallery
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P. ramorum Dieback and shoot blight on Grand fir  |
P. arenaria hyphal swellings  Catenulate, globose to subglobose hyphal swellings, some of them with radiating hyphae scale bar = 50 μm. |
P. katsurae sporangia  Papillate, non-caducous sporangia; photo used with permission from Q-bank |
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P. austrocedrae - necrotic lesion in phloem  |
Port Orford Cedar Hedge row  Chamaecyparis lawsoniana residential hedge row with alive and dead trees |
P. megasperma colony morphology on PDA  Colony morphology on PDA at 7 days |
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P. nemorosa sporangium  Ovoid, semi-papillate sporangium showing medium length pedicel. |
P. frigida symptoms 4  Black wattle timber with symptoms of gummosis |
P. nicotianae colony morphology on PDA  Phytophthora nicotianae CBS 321.49 PDA after 7 days at 24 degrees. Photo from Q-bank: www.q-bank.eu, Henk Brouwer (CBS-KNAW, Utrecht, The Netherlands) |
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P. pinifolia colony morphology on V8  Colony morphology of P. pinifolia at 20°C on V8 after 3 weeks. From Duran et al. 2008 |
P. frigida symptoms 3  Black wattle bark with symptoms of gummosis |
P. cactorum bleeding canker  Bleeding canker on European beech (Fagus sylvatica) |