Agriculture Information Portal
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Agriculture Research Station, Sriganganagar Agriculture & Farmer Welfare Information Service
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Leaf Curl (BT Cotton)

🌿 Cotton Disease Identification & Management

Cotton Leaf Curl Disease (CLCuD)

Identification • Symptoms • Management
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Cause & Main Vector

🦠 CauseVirus
🪰 Main VectorWhitefly (Bemisia tabaci)
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Main Symptoms

🍃 New Leaf CurlingNew leaves curl upward.
〰️ Thick/Raised VeinsLeaf veins may appear thickened and raised.
🔎 Small Raised StructuresSmall raised structures may appear on the underside of leaves.
🌱 Stunted GrowthPlant growth becomes stunted.
🌸 Reduced Flower & Boll FormationUnder severe infection, flower and boll formation may be reduced.
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Treatment / Management

Important:There is no direct curative spray for the virus. Management focuses on vector control and early removal of infected plants.
1
Remove Infected Plants
Identify and remove infected plants at an early stage.
2
Monitor Whitefly
Regularly monitor and manage whitefly populations.
3
Weed Management
Control weeds and alternate hosts around the field.
4
Approved Insecticide
If necessary, use an approved insecticide for cotton according to the label dose and instructions.
5
Rotate Insecticide Groups
Do not repeatedly use the same insecticide group; rotate available recommended groups appropriately.
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Identification Formula

Curled Leaves + High Whitefly Pressure =
Possible Cotton Leaf Curl Disease.
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