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Disease/Pest

area wise diseases

Crop Name:

Banana

Disease Name/Pest:

Sigatoka Leaf Spot

Reported Area:

Nalluru

Reported Mandal:

Repalle

Symptoms:

Appearance pale yellow greenish streaks parallel to the veins on the upper surface the leaves. Then these streaks darken and become more or less elliptical brown spots. Later on, the centre these spots turns to light grey colour surrounded by yellow halo.
The spots then coalesce to form large irregular patches dried tissue. Rapid drying and defoliation leaves are the characteristic feature this disease.

Causal_organism:

Mycospharella musicola

Curative Measures:

Mancozeb 0.25% spray before starting rainy season.
If incidence is more then use tridemorph (or) Propiconazole 0.1% spray 2 times with 20 days interval.

Preventive Methods:

Field should be free from weeds.
No water stagnation in the field.
Use recommended Nitrogen, Potash Fertilizers.
Optimum spacing should be followed while planting.
Remove the suckers timely.

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