两种除草剂对刺萼龙葵防效及其安全性评价

Two kinds of herbicides for Solanum rostratum control effect and safety evaluation of pasture

为掌握试验草场草种群落结构和刺萼龙葵发生危害情况,明确氯氟吡氧乙酸乳油和辛酰溴苯腈乳油两种除草剂对刺萼龙葵的防效和对草场其他草种的影响,2016年通过试验调查统计分析,两种除草剂药后30 d对刺萼龙葵株防效均达98.0%以上,鲜重防效均达99.4%;对禾本科牧草安全无药害,而阔叶草表现出不同的药害反应,为在草场上应用除草剂防除刺萼龙葵提供科学依据。

To master the test pasture grass community structure and Solanum rostratum hazard happens and clear Clear two herbicides to Solanum rostratum control effect and influence on other grass pastures,the test was carried out in 2016.Through the experimental investigation and statistical analysis,the preventing effect were all more than 98%for each plant of two kinds of herbicide,and fresh weight were 99.4%at 30 days after treatment;no phytotoxicity to gramineous forage security and broadleaf grass show different phytotoxicity reaction,provide scientific basis for applying herbicides to control Solanum rostratum in pasture.