phytophthora cryptogea

Listing 1 - 7 from 7 for phytophthora cryptogea

ASTER
... the first sign of disease and continued at 7-10 day intervals. Foot Rot (fungus - Phytophthora cryptogea): A rapid, permanent wilting of the leaves and a brownish-black discoloration appears on the ...
plantpathology.tamu.edu

AZALEA
... day intervals until flowering ceases. Remove and burn affected parts. Root and Crown Rot (fungus - Phytophthora cryptogea): Affected plants may wilt suddenly and die or they may be unthrifty if only a ...
plantpathology.tamu.edu More from this site

Diseases of African Daisy (Gerbera jamesonii H. Bolus ex J. D. Hook)
... .:Fr. Nectria canker Nectria haematococca Berk. & Broome Phyllosticta leaf spot Phyllosticta sp. Phytophthora crown and root rot Phytophthora cryptogea Pethybr. & Lafferty Phytophthora parasitica Dastur Powdery mildew Erysiphe cichoracearum DC Sphaerotheca sp. Pythium root rot ...
www.apsnet.org

Diseases of African Violet (Saintpaulia ionantha Wendl.)
... . A. Curtis) C. T. Wei Phytophthora root and crown rot Phytophthora nicotianae Breda de Haan var. parasitica (Dast.) Waterh. Phytophthora nicotianae Dastur var. nicotianae (Breda de Haan) Tucker Phytophthora cryptogea Peth. & Laff. Powdery mildew Oidium ...
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Department of Plant Pathology Plant Disease Facts
... etridiazole + thiophanate methyl to protect healthy plants. Phytophthora Crown Rot Plants wilt suddenly. Leaves brown. Roots are rotted and a crown rot develops. Phytophthora cryptogea Plant in pasteurized potting media. Avoid overhead watering ...
www.ppath.cas.psu.edu

Phytophthora Root Rot of Raspberry, HYG-3207-98
... Phytophthora root rot is caused by several related species of soilborne fungi belonging to the genus Phytophthora. To date, P. megasperma, P. cryptogea, P. citriocola, P. cactorum, and at least two additional unidentified Phytophthora ... 1. Above-ground symptoms of Phytophthora root rot on a red raspberry primocane. Figure 2. Above-ground symptoms of Phytophthora root rot on Heritage red raspberries. ...
ohioline.osu.edu

Department of Plant Pathology Plant Disease Fact Sheets
... a manner that keeps leaf surfaces dry and does not splash from plant to plant. Phytophthora Crown Rot Crowns and roots have a dark, water-soaked appearance. This spreads to ... and leaf blades. Leaves remain firmly attached as the plant collapses. Phytophthora nicotianae var. parasitica; P. nicotianae var. nicotianae; P. cryptogea Do not propagate from infected plants. Pot in pasteurized media Destroy ...
www.ppath.cas.psu.edu