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
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 |