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Pythium Disease Management |
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| Symptoms: cottony blight,
small spots or patches suddenly appear during warm, wet periods;
water-soaked, greasy looking, dark lesions. Leaves shrivel and
turn from green to light brown.patches follow drainage or mowing
patterns; damages crown and stolons; usually develops under humid,
excess water conditions with temperatures >80 F, especially
>90 F. Cultural control: remove thatch avoid overwatering and overfertilization (lush growth) improve air circulation improve drainage |
Fungicides: azoxystrobin
(Heritage) fosetyl (Alliete) propamocarb (Banol) chloroneb (Termec) dexon (Lesan) etridiazole (Koban) metalaxyl (Subdue) pyraclostrobin (Insignia) |