Rice (Oryza sativa)

Rice Swarming Caterpillar ( Spodoptera mauritia )

Symptoms

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  • It appears in the field sporadically and cyclically in large swarms and feed on crops gregariously.
  • The nursery and early stages of the crop are attacked leaving the plant as mere stumps.

Management

  • Flood the fields as soon as the caterpillars are noticed.

Chemical Control

Sl.No Generic Name Trade Name Color code Dosage/litre Knapsack Sprayer (Capacity 10L) Dosage/acre (200 L) Dosage/hectare (500 L) Remarks
1 Dichlorvos 76 EC Divap, Divipan, Doom, Fume, Hilvos Luvon-76, Nuvan, Starchlor , Vapona Yellow 1 ml/ litre of water 10 ml 200 ml 500 ml

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Extremely Toxic
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Highly Toxic
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Moderately Toxic
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Slightly Toxic