紫薇清防除黄帚橐吾药效试验  

STUDY ON EFFICACY TEST OF ZIWEIQING TO CONTROL LIGULARIA VIRGAUREA

作　　者：于红妍[1] 唐俊伟[1] 王朝华[1] 

机构地区：[1]青海省草原总站,青海西宁810008

出　　处：《青海草业》2015年第3期7-9,共3页Qinghai Prataculture

摘　　要：为了探索一种对黄帚橐吾防控效果理想,对人畜、环境影响较小,价格适宜的草地毒草防除药剂,采用紫薇清除草剂在青海草地进行防除黄帚橐吾的药效试验。结果表明,紫薇清用药剂量为1200ml/hm2处理区防治效果达到80%,对大部分优良牧草安全。In order to explore a kind of controlling agent of poisonous weeds （ ligularia virgaurea） control effect was an ideal, a little influence on human and livestock and appropriate in grassland. The herbicide Ziweiqing was used to efficacy test of control Ligularia virgaurea in tibetan plateau. The resuh showed that the effect to control Ligularia It was found that the herbicide Ziweiqing virgaurea of the effective doses of 1200ml/hm^2. was safe to most of quality forage.

关 键 词：紫薇清 防除 黄帚橐吾 药效试验 

分 类 号：S47[农业科学—农业昆虫与害虫防治]