Important diseases prevail in Karnataka and other parts of India are
1. Anthracnose (Bird's eye spot) - Elsinoe ampelina
2. Downy mildew - Plasmopara viticola
3. Powdery mildew - Erysiphe necator
4. Alternaria- Alternaria alternata
5. Grape leaf rust -Phakopsora euvitis
6. Bacterial leaf spot- Pseudomonas
7. Fan leaf disease (viral disease)
You can find photos for many diseases in our grape entry
https://www.plantvillage.org/en/topic...
Posted
by: Dr. Ravishankar Narayana
(15 points)
Posted: February 4, 2016
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