Gray leaf spot of ravenna grass
Sep 14, 2012 6:53 AM
Fungal causal agent: Magnoporthe grisea
Symptoms: Circular or oval tan lesions over the leaf sheath and stem. The plants wilt and die under severe infection.
Management: Moisture control is a key aspect in managing the disease, and avoiding later in the day irrigation. Use protective fungicides for management of the disease. Remove dead leaves and treat with fungicides. Check http://premier.cdms.net/webapls/formsloginRef.asp?/webapls for current labels.