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Table 4 Percentages of Trichogrammatoidea bactrae females in parental and F1 generations during storage of parasitoid larvae at different low temperatures

From: Effect of cold storage temperature on quality of the parasitoid, Trichogrammatoidea bactrae Nagaraja (Hymenoptera: Trichogrammatidae)

(a) Parental generation
Temp. Duration (weeks)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  4 °C 81.00 ± 0.33Aa 67.5 ± 0.78Cc 62.00 ± 0.46Dc 73.37 ± 0.65Bb 54.5 ± 0.57EFc 50.00 ± 0.00Fc
  7 °C 70.62 ± 1.05Cb 70.50 ± 0.92Cb 72.50 ± 1.29Cb 72.00 ± 0.78Cb 70.00 ± 1.31Cb 66.50 ± 1.94DEb 63.87 ± 0.72Eb 69.50 ± 1.18CDa 77.87 ± 0.29Bb
  10 °C 82.12 ± 1.19Aa 83.37 ± 0.65Aa 80.37 ± 0.71ABa 85.00 ± 1.29Aa 80.00 ± 0.50Aba 80.00 ± 0.73ABa 77.87 ± 0.44CDa 72.00 ± 1.27Ea 80.62 ± 1.00ABa 84.62 ± 0.68A 79.00 ± 0.33BC 77.62 ± 0.91CD 79.87 ± 0.44ABC 78.00 ± 0.00C 79.50 ± 0.42ABC 76.25 ± 0.36D
Control 84.62 ± 0.62A
(b) F1generation
Temp. Duration (weeks)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
  4 °C 84.25 ± 0.56Aa 63.12 ± 3.45Bc 50.00 ± 0.00Dc 53.37 ± 0.32Cc
  7 °C 70.50 ± 1.76Bb 70.62 ± 1.19Bb 72.00 ± 1.07Bb 68.50 ± 1.32Cb 70.37 ± 1.27Ba 69.00 ± 1.21BCa 71.00 ± 0.68Bb 69.50 ± 0.73BCb 81.5 ± 1.58Aa
  10 °C 87.12 ± 1.61Aa 84.00 ± 1.67Aa 79.25 ± 0.99Ba 74.75 ± 1.01DEa 69.87 ± 1.34Fa 70.25 ± 1.41Fa 80.00 ± 1.02ABa 77.52 ± 1.03BCa 77.00 ± 2.40BCa 81.00 ± 1.57A 74.62 ± 0.86CD 80.50 ± 1.44AB 76.12 ± 1.64CD 81.25 ± 0.45A 72.87 ± 1.97E 79.75 ± 1.68AB
Control 85.00 ± 0.73A
  1. Means ± SE sharing the same capital letters in the same row, and same small letters in the columns are statistically insignificant (P ≥ 0.05)