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Table 6 Residual toxicity of tested formulations against 3rd-instar A. ipsilon larvae under field conditions

From: Field persistence of certain new insecticides and their efficacy against black cutworm, Agrotis ipsilon (Hufnagel)

Compounds Residual effect Mean of residual effect (%) Lt50 (days)
Z* 3 days 6 days 9 days 12 days 14 days
Emamectin benzoate 100 86.55 64.56 25.50 19.44 49.013 5.59
Indoxacarb 60.0 44.59 27.45 12.50 5.41 22.488 1.40
Chlorantraniliprole 79.3 76.72 50.70 30.68 10.38 42.12 5.56
  1. Z*: initial effect (%) at zero time