Symptoms of gummosis on black wattle
Photo Gallery
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P. frigida symptoms 1  |
P. alni subsp alni sporangium  Non-papillate, non caducous sporangium, photo used with permission from Q-bank |
P. cambivora sporangium  Ovoid non-papillate sporangia with well-rounded base and simple sporangiophore |
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P. cambivora oogonium  P. cambivora oogonium with antheridium |
P. megasperma colony morphology on V8  Colony morphology on V8 at 7 days |
P. pluvialis hyphal swellings  P. pluvialis hyphal swellings on agar |
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P. pseudosyringae oogonium  Oogonium with paragynous antheridium in agar |
P. cryptogea hyphal swellings  Cluster of small, angular to globose hyphal swellings formed in water |
P. agathidicida growth on MEA  Diffuse, non-patterned, colony morphology of ICMP 16471 (the original “Gadgil isolate”) after 10-days incubation at 20°C in the dark |
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P. pinifolia on Pinus radiata  Pinus radiata dead needles caused by DFP with healthy new growth from DFP |
P. alni lesion in alder, Illwald, France  P. alni lesion in alder, Illwald, France |
Mat to control spread of P. agathidicida  Jogger running over a plastic-reinforced, foam-mat containing a 2% solution of Trigene™ Advance (quaternary ammonium compound) as part of a cross-country event, in the Waitakere Regional Park |