施药方式 | 施药浓度(mg/L) | 稗草(枯死株数/存活株数) | 枯死率% | ||
1 | 2 | 3 | |||
涂叶片 | 100 | 3/8 | 5/16 | 4/11 | 25.53 |
1000 | 10/3 | 9/1 | 14/2 | 84.62 | |
涂叶鞘 | 100 | 0/13 | 0/10 | 0/10 | 0.00 |
1000 | 9/2 | 9/4 | 8/3 | 74.29 | |
浸根系 | 100 | 14/21 | 9/15 | 11/17 | 39.08 |
1000 | 20/0 | 16/0 | 18/0 | 100 | |
对照 | - | 1/12 | 0/15 | 0/18 | 2.17 |