Crown symptoms of Ink disease on sweet chestnut
Photo Gallery
|
P. cambivora disease symptoms  |
Dead and healthy Port-Orford cedar seedlings  Port-Orford-cedar seedlings planted to test for Phytophthora lateralis resistance at the Dorena Genetic Resource Center |
P. chlamydospora colony morphology on carrot agar  P. chlamydospora colony morphology on carrot agar |
|
P. kernoviae sporangia  Mycol.Res 109, 853-859; Figs 18-22. Regular, ovoid limoniform sporangia. Figs 23-26. Asymmetrical or sporangia |
P. agathadicida disease symptom  Excavated lesion, with outer bark removed showing extent of disease-front |
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) |
|
P. pluvialis on Pinus radiata in New Zealand  A stand of Pinus radiata trees affected by red needle cast disease. Note that frequently only the lower part of the crown is affected. |
P. ramorum leaf symptoms on tan oak  Tip symptoms on tanoak seedling (Notholithocarpus densiflorus). |
P. ramorum colony morphology on V8  P. ramorum colony morphology on V8 |
|
P. alni in riparian alder, Germany  P. alni in riparian alder, Germany |
Phytophthora cactorum disease symptoms on English walnut  Mortality of Juglans regia caused by Phytophthora cactorum. |
P. ramorum sporangium  P. ramorum sporangium |