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Table 5 Percentages of parasitism, developmental period and adults' emergence of Trichogrammatoidea bactrae in parental generation during storage of parasitoid pre-pupae at different low temperatures

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

Storage period (weeks) (a) Parasitism % (b) Developmental period (c) Adults’ emergence %
4 °C 7 °C 10 °C 4 °C 7 °C 10 °C 4 °C 7 °C 10 °C
Control 88.64 ± 0.88A 4.93 ± 0.15 95.56 ± 0.47A
1 90.30±0.70Aa 88.48 ± 0.83Aa 89.30 ± 1.88Aa 6.43 ± 0.15Da 5.47 ± 0.20Bb 5.13 ± 0.28Ab 97.19 ± 0.61Aa 65.49 ± 2.49Ab 98.85 ± 0.63Aa
2 91.20±0.67Aa 90.26 ± 1.25Aa 90.04 ± 1.21Aa 5.37 ± 0.16Fa 4.63 ± 0.19Bb 4.56 ± 0.19Ab 88.93 ± 1.47Bb 56.92 ± 2.71Bc 96.00 ± 0.65Aa
3 89.60 ± 1.53Aa 89.06 ± 0.36Aa 92.76 ± 1.40Aa 5.86 ± 0.14Ea 4.40 ± 0.22Bb 2.69 ± 0.15Cc 89.12 ± 1.12Bb 55.84 ± 1.08Bc 94.42 ± 0.88Aa
4 91.58 ± 1.03Aa 89.47 ± 0.88Aa 91.00 ± 1.17Aa 7.73 ± 0.42Ca 4.59 ± 0.05Bb 3.18 ± 0.25Bc 47.64 ± 2.94Cc 49.21 ± 1.97Cb 87.13 ± 1.21Ba
5 88.55 ± 1.68Aa 88.78 ± 1.29Aa 89.20 ± 1.25Aa 9.77 ± 0.11Aa 4.35 ± 0.11Bb 2.84 ± 0.12Cc 22.65 ± 2.13Dc 49.44 ± 3.79Cb 81.95 ± 2.28Ca
6 87.72 ± 2.73Aa 86.13 ± 1.15Aa 89.15 ± 1.19Aa 8.64 ± 0.11Ba 5.12 ± 0.13Bb 1.36 ± 0.17Dc 14.33 ± 1.84Ec 35.47 ± 3.63Db 68.18 ± 5.19Da
7 85.38 ± 1.11Ab 84.46 ± 1.79Ab 92.12 ± 0.87Aa 9.21 ± 0.01ABa 4.86 ± 0.03Bb 0.75 ± 0.10Ec 9.73 ± 2.60Fc 33.50 ± 1.65Db 56.12 ± 2.74EFa
8 87.37 ± 1.77Ab 85.62 ± 0.84Ab 91.59 ± 0.54Aa 9.89 ± 0.06Aa 5.26 ± 0.13Bb 0.68 ± 0.11Ec 9.76 ± 1.77Fc 26.89 ± 1.48Eb 48.37 ± 4.19Fa
9 83.58 ± 3.91Ba 85.79 ± 2.86Aa 70.04 ± 2.05Bb 5.16 ± 0.00Fb 6.56 ± 0.13Aa 0.17 ± 0.00Fc 1.76 ± 0.56Gc 14.15 ± 1.75Fa 5.93 ± 2.14Gb
  1. Means ± SE sharing the same capital letters in the same columns, and same small letters in the rows are statistically insignificant (P ≥ 0.05)