China Aster (Callistephus chinensis)

Mites (Tetranychus telarius)

Symptoms

  • Appear as tiny, moving dots to the naked eye.
  • Damage appears as a light stippling on leaves, followed by leaf yellowing or bronzing
  • Dropping.
  • Characteristic silken webbing can be seen.
  • Prefer to feed on drought-stressed plants.

Management

  • Spray the crop with water using a sprayer.
  • Spray rice gruel water on under surface of leaves (1 cup rice gruel+1 cup water).
  • Spray castor oil-soap emulsion or neem oil- garlic emulsion (20 ml neem/caster oil +20 gram garlic paste + 5 gram soap / litre of water).

Chemical Control

Sl.No Generic Name Trade Name Color code Dosage/litre Knapsack Sprayer (Capacity 10L) Recommendation Remarks
Dosage/acre (200 L) Dosage/hectare (500 L)
1 Wettable sulphur 80 WP Dhanusul 80 WP, Dhanusulf, Ganesulf, Insulf, Microsul, Sulfex, Sulfix 80 WP, Sulfex80, Tagsulf, Thiovit, Wettasul Green 3 g/ litre of water 30 g 600 g 1500 g
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Extremely Toxic
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Highly Toxic
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Moderately Toxic
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Slightly Toxic