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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