 Alfalfa mosaic virus on potato |
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 Common scab on potato tuber |
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 Phloem necrosis-infection with leafroll virus |
 Potato blackleg stem infection |
 Potato blackleg symptoms in the tuber |
 Potato leafroll virus |
 Potato spindle tuber viroid |
 Potato virus X |
 Pototo virus Y on tomato |
 Powdery scab on potato |
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 Rhizoctonia black scurf on potato tuber |
 Rugose mosaic virus on potato |
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 Verticillium discoloration at stem end of potato tuber |
 Verticillium wilt- infection in potato stem |
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