Table 1 Embryonic lethality of top worms after laying eggs for 36 h.
Heat stress time (min) | Number unhatched eggs (mean ± sd) | Total eggs (mean ± sd) | Embryonic lethality (%) (mean ± sd) |
|---|---|---|---|
0 | 4.70 ± 0.30 | 142.05 ± 6.45 | 3.33 ± 0.33 |
5 | 4.17 ± 0.63 | 144.95 ± 5.68 | 2.88 ± 0.45 |
10 | 4.40 ± 0.43 | 151.00 ± 6.51 | 2.91 ± 0.34 |
20 | 3.76 ± 0.46 | 140.17 ± 4.50 | 2.68 ± 0.27 |
40 | 3.84 ± 0.57 | 141.23 ± 10.21 | 2.71 ± 0.28 |
60 | 3.12 ± 0.43 | 146.94 ± 6.67 | 2.12 ± 0.37 |
90 | 3.04 ± 0.47 | 150.20 ± 7.20 | 2.02 ± 0.35 |
120 | 4.78 ± 0.43 | 146.53 ± 7.34 | 3.26 ± 0.25 |