Yellow vein mosaic of bhindi

Post on 16-Apr-2017

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Transcript of Yellow vein mosaic of bhindi

Yellow Vein Mosaic of Okra/Bhindi

• 1940 – Uppal et al. in Maharastra

• Vary common where okra grown

• Feb – March – No infection

• Only rainy crop season crop infected

• Loss – 50 - 100%

Pathogen: Bhindi mosaic virus 1

Hibiscus virus 1

• Transmitted by - white fly (Bemisia tabaci)

Leaf hopper (Empoasea devastans) • Weeds – Croton sparsiflora

Malvastrum tricuspidatum

Ageratum spp.

• Not seed borne

• Warm humid weather favor insect population

Symptoms• Affect leaves

• Vein clearing

• Vein chlorosis

• Thickening of veins & veinlets

• Yellowing of leaves & ↓ in size

• Pl. stunting

• Less flowering

• Less, small, yellow & deformed fruits

Disease Management

• Removal of infected plants & destroy

• Control of insect- Folidol @ 0.3% or Demecrane +

Nuvan (1ml + 1ml) @ 1ml / 3 litre of water

• Disease resistant varieties- Parbhani Kranti, Best

Selection – 10 (Arka Anamika), Arka Abhay, Punjab -7,

Hybrid -6 etc.