Table 5.
Pooled mortality data of chemical and bio-insecticides in combination against 3rd, 4th and 5th instars larvae of S. litura under laboratory conditions.
| Percent mortality against 3rd Instar larvae | ||||||
|---|---|---|---|---|---|---|
| Pesticide Name | Susceptibility (h) | Mean + SE | LC50 (μg/mL) | 95 % fiducial limit |
Person's X2 | |
| Lower limit | Upper limit | |||||
| Barazide + B. thuringiensis var. kurstaki | 24 | 174 + 0.052 | 27.00 | 8.08 | 117.08 | 0.004 |
| 48 | 160 + 0.049 | 12.97 | 1.43 | 90.26 | 0.003 | |
| 72 | 155 + 0.062 | 5.15 | 1.38 | 19.22 | 0.001 | |
| 96 | – | – | – | – | – | |
| Barazide + B. bassiana | 24 | 202 + 0.046 | 650.70 | 30.39 | 13,931.89 | 0.022 |
| 48 | 194 + 0.047 | 78.04 | 13.77 | 442.04 | 0.001 | |
| 72 | 186 + 0.050 | 6.88 | 0.86 | 54.67 | 0.104 | |
| 96 | 160 + 0.063 | 1.75 | 0.34 | 8.88 | 0.033 | |
| Barazide + M. anisopliae | 24 | 206 + 0.047 | 1794.48 | 147.96 | 21,763.78 | 0.001 |
| 48 | 202 + 0.046 | 548.52 | 48.18 | 6243.65 | 0.006 | |
| 72 | 197 + 0.047 | 98.33 | 9.81 | 985.36 | 0.092 | |
| 96 | 168 + 0.055 | 7.88 | 1.92 | 32.25 | 0.041 | |
| Percent mortality against 4th Instar larvae | ||||||
| Barazide + B. thuringiensis var. kurstaki | 24 | 198 + 0.047 | 54.15 | 2.77 | 1056.06 | 0.000 |
| 48 | 196 + 0.048 | 1.27 | 0.01 | 113.89 | 0.210 | |
| 72 | 184 + 0.051 | 4.42 | 0.54 | 36.20 | 0.009 | |
| 96 | 123 + 0.088 | 7.63 | 2.85 | 20.39 | 0.014 | |
| Barazide + B. bassiana | 24 | 202 + 0.046 | 430.45 | 53.11 | 3488.62 | 0.004 |
| 48 | 198 + 0.047 | 74.04 | 4.87 | 1125.42 | 0.042 | |
| 72 | 190 + 0.049 | 13.47 | 1.57 | 115.54 | 0.003 | |
| 96 | 173 + 0.054 | 4.98 | 0.98 | 25.26 | 0.092 | |
| Barazide + M. anisopliae | 24 | 209 + 0.047 | 4767.75 | 431.01 | 52,739.83 | 0.081 |
| 48 | 207 + 0.047 | 1422.63 | 171.45 | 11,804.25 | 0.018 | |
| 72 | 201 + 0.047 | 294.26 | 53.90 | 1606.50 | 0.095 | |
| 96 | 182 + 0.051 | 5.12 | 0.74 | 35.23 | 0.000 | |
| Percent mortality against 5th Instar larvae | ||||||
| Barazide + B. thuringiensis var. kurstaki | 24 | 204 + 0.047 | 945.13 | 94.72 | 9430.06 | 0.059 |
| 48 | 197 + 0.048 | 128.48 | 20.79 | 793.91 | 0.023 | |
| 72 | 176 + 0.051 | 35.72 | 10.94 | 116.66 | 0.212 | |
| 96 | 130 + 0.076 | 12.36 | 4.98 | 30.70 | 0.010 | |
| Barazide + B. bassiana | 24 | 209 + 0.047 | 9893 | 613.57 | 159,520.20 | 0.039 |
| 48 | 203 + 0.046 | 613.41 | 67.51 | 5572.85 | 0.000 | |
| 72 | 197 + 0.047 | 112.51 | 15.64 | 809.03 | 0.002 | |
| 96 | 179 + 0.052 | 5.74 | 0.95 | 34.59 | 0.007 | |
| Barazide + M. anisopliae | 24 | 211 + 0.048 | 21,435 | 1275 | 360,325 | 0.028 |
| 48 | 206 + 0.047 | 982.14 | 130.73 | 7378.34 | 0.002 | |
| 72 | 199 + 0.047 | 181.57 | 24.18 | 1363.17 | 0.000 | |
| 96 | 187 + 0.050 | 4.03 | 0.39 | 40.87 | 0.001 | |