几种茎叶除草剂防除高粱田杂草药效和安全性研究
张建华,郭瑞峰,曹昌林,范娜,江佰阳,李光,史丽娟,彭之东,白文斌

Study on Effect and Safety of Controlling Weed in Sorghum Field by Several Stem and Leaf Treatment Herbicide
Jianhua Zhang,Ruifeng Guo,Changlin Cao,Na Fan,Baiyang Jiang,Guang Li,Lijuan Shi,Zhidong Peng,Wenbin Bai
表2 不同除草剂对高粱田杂草防效调查
Table 2 Investigation on weed control in sorghum field after herbicide treatment of stem and leaf %
除草剂
Herbicide
施用剂量
Dose
禾本科杂草防效Gramineous weed
control effect
阔叶杂草防效
Broadleaf weed control effect
总防效
Total control effect
株防效
Plant control effect
鲜重防效
Fresh weight control effect
株防效
Plant control effect
鲜重防效
Fresh weight control effect
株防效
Plant control effect
鲜重防效
Fresh weight control effect
90%莠去津WG 90% Atrazine WG 900g/hm2 68.35D 71.59D 81.24C 82.46C 75.80C 77.03C
48%莠去津WP 48% Atrazine WP 2 400g/hm2 73.85C 75.12C 82.48C 83.65C 78.17C 79.39C
38%莠去津SC+增效剂
38% Atrazine SC+ Synergistic agent
1 500mL/hm2+450mL/hm2
91.41A
93.54A
83.29C
85.10C
87.35B
89.32B
38%莠去津SC+50%二氯喹啉酸WP+
57% 2,4-滴丁酯EC
38% Atrazine SC+50% Quinclorac WP+
57% 2,4-D butyl ester EC
3 000mL/hm2+750g/hm2+
450mL/hm2

84.47B


87.96B


98.56A


97.56A


91.52A


92.76A


75%氯吡嘧磺隆WG+50%二氯喹啉酸WP+28.8%氯氟吡氧乙酸异辛酯EC
75% Halosulfuron methyl WG+50% Quinclorac WP+28.8% Starane EC
45g/hm2+750g/hm2+450mL/hm2


81.25B


85.52B


92.46B


90.34B


86.86B


87.93B


87.5% 2,4-滴异辛酯EC+50%二氯喹啉酸WP
87.5% 2,4-D isooctyl ester EC+50% Quinclorac WP
420mL/hm2+1 200g/hm2
82.24B
86.45B
92.23B
91.12B
87.24B
88.79B