| 1 |
Bacterial Wilt |
• Initial wilting at one sid... |
• Crop rotation is an effect... |
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| 2 |
Blackleg and Soft Rot |
• Black slimy lesions progre... |
• Avoid planting in wet soil... |
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| 3 |
Ring Rot |
• Wilting of some stem of th... |
• plant disease free seeds.
... |
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| 4 |
Common Scab |
• Several types of lesions d... |
• Avoid planting scabby seed... |
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| 5 |
Powdery Scab |
• Initial symptoms are small... |
• Plant in well-drained soil... |
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| 6 |
Late Blight |
• Water soaked lesions appea... |
• Application of systemic fu... |
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| 7 |
Early Blight |
• Brown, angular, necrotic s... |
• Organic fungicides sprayed... |
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| 8 |
Stem Rot |
• They first form a cheesy s... |
• Sclerotia are long-lived a... |
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| 9 |
Fusarium Dry Rot and Wilt |
• Tubers initially have dark... |
... |
|
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| 10 |
Potato Leaf-roll virus |
• Rolling of upper leaves es... |
• select healthy plants and ... |
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| 11 |
Potato Viruses Y and A |
• Twisting of leaves.
• D... |
• Roguing in seed propagatio... |
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| 12 |
Potato Mop-Top Virus |
• Rings on surface of tuber ... |
• Treatment of infected soil... |
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| 13 |
Root-knot Nematodes |
• Weak topgrowth and small, ... |
• Rotate potato with cereals... |
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| 14 |
Lesion Nematodes |
• Infected tubers show purpl... |
• Timely harvesting and cold... |
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