膜间喷施芽前除草剂对谷子安全性及对杂草防效的影响

刘韶光,赵夏童,宋喜娥,原向阳,董淑琦,郭美俊,郭平毅

Effects of Intermembrane Spraying Pre-Germination Herbicide on the Safety of Millet and Weed Control

Shaoguang Liu,Xiatong Zhao,Xi’e Song,Xiangyang Yuan,Shuqi Dong,Meijun Guo,Pingyi Guo

表3 谷子出苗后25d田间杂草防效

Table 3 Field weed control after seedling emergence 25d

除草剂 Herbicide 处理 Treatment 杂草株防效Weed plant control effect 杂草鲜重防效Weed fresh weight control effect 禾本科杂草 Gramineous weeds 阔叶杂草 Broadleaf weeds 禾本科杂草 Gramineous weeds 阔叶杂草 Broadleaf weeds 株数 Plant number 株防效 Plant control effect 株数 Plant number 株防效 Plant control effect 鲜重 Fresh weight 鲜重防效 Fresh weight control effect 鲜重 Fresh weight 鲜重防效 Fresh weight control effect 乙草胺Acetochlor T1 40.00 74.38b 15.33 67.14c 29.62 78.09c 25.81 57.09c T2 20.67 89.77ab 11.33 76.18bc 21.13 84.00bc 20.55 66.01c T3 5.67 97.19a 7.67 85.00ab 7.37 95.36ab 13.82 77.28b T4 1.00 99.13a 5.33 89.67a 0.41 99.67a 8.10 86.74a CK 210.67 - 59.33 - 152.97 - 60.71 - 异丙甲草胺Metolachlor T1 47.33 69.93b 17.67 63.14c 44.06 66.28b 33.94 43.40c T2 24.33 86.48ab 13.00 69.86bc 25.16 82.72ab 25.58 57.93bc T3 16.67 90.71a 7.33 83.33ab 19.30 86.97ab 16.39 72.98ab T4 10.67 95.02a 4.00 90.86a 9.62 95.00a 6.78 89.23a CK 210.67 - 59.33 - 152.97 - 60.71 -