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.
出处
《青海草业》
2015年第3期7-9,共3页
Qinghai Prataculture
关键词
紫薇清
防除
黄帚橐吾
药效试验
Ziweiqing
control
Ligularia virgaurea
efficacy test.
