表1 不同药剂处理第3次药后20 d杂草的株防效与鲜重防效
处理 编号 | 株防效/% | 鲜重防效/% |
千金子 | 莎草 | 阔叶草 | 千金子 | 莎草 | 阔叶草 |
1 | 92.6 | 100 | 100 | 91.4 | 100 | 100 |
2 | 96.3 | 100 | 100 | 98.7 | 100 | 100 |
3 | 77.8 | 81 | 100 | 63.0 | 94 | 100 |
4 | 0.0 | 100 | 100 | 0.0 | 100 | 100 |
5 | 85.2 | 100 | 98 | 71.0 | 100 | 99 |
6 | 0.0 | 100 | 98 | 0.0 | 100 | 99 |
7 | 63.0 | 100 | 100 | 62.2 | 100 | 100 |
8 | 59.3 | 100 | 100 | 61.0 | 100 | 100 |
9 | 0.0 | 100 | 100 | 0.0 | 100 | 100 |
10 | 88.9 | 100 | 100 | 78.4 | 100 | 100 |
11 | 59.3 | 100 | 100 | 39.3 | 100 | 100 |
12 | 85.2 | 100 | 100 | 62.4 | 100 | 100 |