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Table 7 Median lethal time (LT50) values of lambda-cyhalothrin, emamectin benzoate and indoxacarb at LC25 and LC50 against 3rd and 4th larval instars of cabbageworm, P.rapae

From: Compatibility of entomopathogenic nematodes with insecticides against the cabbage white butterfly, Pieris rapae L. (Lepidoptera: Pieridae)

Used concentrations

P.rapae instars

LT50 (Days)

Lambda-cyhalothrin

Emamectin benzoate

Indoxacarb

LC25

3rd instar

3.34

–

4.22

4th instar

–

3.84

4.12

LC50

3rd instar

–

2.61

2.90

4th instar

–

2.74

3.12

  1. The LT50 values express median lethal time