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Onion yellow dwarf disease

Onion yellow dwarf disease

Crop: Onion Disease: Viral Pathogen: Poty virus

  • The affected leaves and stems change their normal green colour to various degrees of yellow and leaves tend to flatten and crinkle and as a result bend over.

  • Severe stunting of plants, dwarfing and twisting of flower stalks. Leaves are sometimes crinkled and flattened and tend to fall over. Bulbs are undersized.

  • Leaves show symptoms ranging from yellow streaks to complete yellowing of leaves. Leaves are sometimes crinkled and flattened and tend to fall over. Bulbs are undersized.

  • Leaves are sometimes crinkled and flattened and tend to fall over. Leaves show symptoms ranging from yellow streaks to complete yellowing of leaves. 

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