descoloration |
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| navigate by keyword : abnormal abnormality agricultural agriculture agronomy anthocyanosis colour descoloration discoloration disease feed food green health healthy ill immune infection infections ingredient inoculation leaf legume loss natural nature pathogen pathology photosynthesis physiology phytopathology plants purple red response symptom unhealthy vegetable virus |
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| Leaf discoloration to red, purple colour as a virus disease or immune response to infections by plants |
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