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Table 1 Effect of aphids fed on Bt and non-Bt corn on the development of the immature stages of, C. carnea

From: Potential impact of host pest fed on Bt-modified corn on the development of Chrysoperla carnea (Stephens) (Neuroptera: Chrysopidae)

Parameter (s)

Bt corn line

Non-Bt corn line

Mean number of aphids consumed by each larva

222.5 ± 7.28

253.5 ± 6.65*

Larval duration (mean/day)

9.0 ± 0.11

9.9 ± 0.17*

Pupal duration (mean/day)

10.4 ± 0.07

10 ± 0.08*

Mortality %

40%

50%

Pupation (completed) %

60%

50%

Adult emergence %

100

100

Percentage of assayed larvae survived till adult emergence

60%

50%

  1. Data represented as mean ± SE
  2. *Significant at P < 0.01 using Student’s t test