药剂 | 浓度 (ai.g/ha) | 药前 基数(头) | 1 d | 3 d | 7 d | ||||||
虫口数 (头) | 虫口减退 率(%) | 防效 (%) | 虫口数 (头) | 虫口减退 率(%) | 防效 (%) | 虫口数 (头) | 虫口减退率(%) | 防效 (%) | |||
吡虫啉 | 20.000 | 400 | 397 | 0.81 | 0.04fF | 384 | 4.07 | 10.75fF | 377 | 5.70 | 15.25gE |
30.000 | 513 | 477 | 6.07 | 1.22fF | 472 | 8.14 | 14.54fF | 449 | 12.39 | 20.92fE | |
45.000 | 342 | 310 | 9.45 | 8.76eE | 274 | 19.40 | 25.01eE | 250 | 26.54 | 32.84eD | |
67.500 | 374 | 315 | 15.90 | 15.24dD | 199 | 45.95 | 49.74dD | 177 | 52.65 | 56.94dC | |
101.250 | 453 | 308 | 31.56 | 31.02cC | 122 | 72.52 | 74.42cC | 90 | 79.89 | 80.04cB | |
151.875 | 469 | 233 | 50.38 | 49.92bB | 36 | 92.56 | 93.09bB | 20 | 96.23 | 95.13bA | |
227.813 | 487 | 206 | 57.78 | 57.55aA | 4 | 98.92 | 99.21aA | 2 | 99.59 | 99.66aA | |
CK | 405 | 405 | 0.68 | / | 435 | −7.50 | / | 451 | −12.27 | 405 | |
高效氯 氰菊酯 | 10.417 | 371 | 285 | 23.13 | 24.52fF | 239 | 35.62 | 40.41fF | 219 | 41.03 | 37.78fF |
12.500 | 411 | 266 | 35.34 | 36.57eE | 235 | 42.89 | 47.19eE | 220 | 46.56 | 43.61eE | |
15.000 | 337 | 149 | 55.39 | 56.19dD | 132 | 60.70 | 65.06dD | 119 | 64.69 | 62.79dD | |
18.000 | 354 | 115 | 67.48 | 68.03cC | 87 | 75.59 | 78.09cC | 73 | 79.47 | 78.31cC | |
21.600 | 325 | 44 | 86.13 | 86.41bB | 24 | 92.34 | 93.27bB | 20 | 93.80 | 93.48bB | |
25.920 | 401 | 26 | 93.71 | 93.82aA | 1 | 99.84 | 99.81aA | 0 | 100.00 | 100.00aA | |
31.110 | 342 | 14 | 95.95 | 96.03aA | 0 | 100.00 | 100.00aA | 0 | 100.00 | 100.00aA | |
CK | 389 | 396 | −1.95 | / | 413 | −6.62 | / | 371 | 5.22 | / | |
氧乐果 | 218.478 | 456 | 330 | 27.60 | 32.48gE | 323 | 28.44 | 39.11gG | 276 | 39.50 | 40.31gG |
284.024 | 426 | 277 | 34.64 | 36.97fE | 243 | 43.09 | 47.08fF | 208 | 51.33 | 51.97fF | |
369.231 | 378 | 185 | 51.21 | 52.98eD | 151 | 60.13 | 62.86eE | 132 | 65.30 | 65.72eE | |
480.000 | 446 | 157 | 64.65 | 65.80dC | 105 | 76.39 | 78.10dD | 71 | 84.16 | 84.45dD | |
624.000 | 426 | 87 | 79.86 | 80.55cB | 59 | 86.17 | 87.12cC | 38 | 90.93 | 91.03cC | |
811.200 | 532 | 76 | 85.63 | 86.14bAB | 45 | 91.61 | 92.17bB | 23 | 95.86 | 95.90bB | |
1054.560 | 425 | 37 | 91.53 | 91.84aA | 0 | 100.00 | 100.00aA | 0 | 100.00 | 100.00aA | |
CK | 313 | 325 | −3.79 | / | 336 | −7.74 | / | 317 | −1.56 | / |