Table 1. LT50 and mortality of infected adult L. erysimi exposed to HIPVs for 8 days.
Treatmentsa | LT50(d)b | 95% Confidence limits | Regression equation | Mortalityc |
---|---|---|---|---|
0 | 7.87 | 7.26~8.76 | y = 7.142x - 13.31 | 48.00 ± 7.21c |
1 | 7.09 | 6.61~7.72 | y = 8.865x - 15.64 | 55.33 ± 3.06b |
2 | 7.11 | 6.60~7.80 | y = 8.642x - 13.97 | 60.00 ± 6.00b |
4 | 6.91 | 6.39~7.61 | y = 8.714x - 11.71 | 60.67 ± 3.05b |
8 | 6.15 | 5.77~6.50 | y = 11.12x - 17.90 | 77.33 ± 5.78a |
16 | 6.46 | 6.03~6.98 | y = 10.11x - 15.61 | 69.33 ± 7.02ab |
a Six different HIPV concentrations were produced from 0, 1, 2, 4, 8, and 16 aphids feeding on one plant for each group.
b Median lethal time
c Mean ± standard error (SE) of total mortality in 8 days