ARSENAL25%SL防除非耕地杂草研究

Study on The Application of Arsenal (Imazapyr)for Controlling Weeds In Non-cropland

2年的田间试验结果证明 ,ARSENAL25%SL是防除非耕地杂草的优秀除草剂 ,它不仅可有效地防除出苗后的一年生和多年生单、双子叶杂草 ,对未出土的杂草有明显的封杀作用 ,ARSENAL25%SL750～1000ml/hm2 药后60d的总防效高达99.2%～100% ,持效期为90～120d,因而一次用药可保证长时间无草。

Through two years experiment, it can be concluded that arsenal is an excellent berbicide to control non-cropland weeds.Arsenal can kill not only postemergence annual and perennial monocotyledon and dicotyledon weeds,but also preemergence weeds.Total control effect of arsenal were 99.2%～100% after 60d treatment at 750～1000mL/hm2 application rate, and the effect can extended to 90～120d, each arsenal application can keep weeds-free land for long time.