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4 谷子出苗后40d田间杂草防效

Table 4 Field weed control after seedling emergence 40d

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 9.67 78.35b 4.00 74.03b 614.25 71.41c 301.56 58.56d T2 5.00 88.59ab 4.00 73.75b 195.00 89.40b 230.45 68.31c T3 2.33 93.72a 1.67 89.03a 20.47 98.46a 165.00 77.36b T4 1.67 95.77a 1.67 89.03a 27.03 98.01a 73.39 89.79a CK 43.77 - 5.33 - 703.00 - 770.63 - 异丙甲草胺Metolachlor T1 8.00 80.70b 3.67 58.61c 166.90 73.00b 227.14 68.04b T2 4.67 88.58ab 2.67 65.14bc 100.85 82.62b 234.61 67.49b T3 2.33 94.01a 4.67 69.45b 15.00 97.56a 87.53 88.09a T4 2.00 95.05a 5.33 82.64a 15.71 96.81a 72.90 89.66a CK 43.77 - 5.33 - 703.00 - 770.63 -