畜牧与饲料科学 ›› 2018, Vol. 39 ›› Issue (8): 50-50.doi: 10.12160/j.issn.1672-5190.2018.08.013

• 草业科学 • 上一篇    下一篇

3种药剂防除黄帚橐吾药效及药害分析

李林霞;于红妍   

  1. 青海省草原总站,青海西宁810008
  • 出版日期:2018-08-20 发布日期:2018-08-20
  • 通讯作者: 李林霞
  • 作者简介:李林霞(1986-),女,畜牧(草原)师,主要研究方向为草原保护。

Pharmaceutical and Phytotoxic Analysis of Three Herbicides for Control of Ligularia virgaurea

LI Lin-xia,YU Hong-yan (General Grassland Station of qinghai Province,Xining 810008,China)   

  • Online:2018-08-20 Published:2018-08-20

摘要: 采用30%氨氯吡啶酸·二氯吡啶酸、31%氨氯吡啶酸·2,4-滴、15%双氟磺草胺·氯氟吡氧乙酸异辛酯3种药剂,在青海省海晏县黄帚橐吾危害区进行防除黄帚橐吾的药效试验。结果显示,用药量在1 650 g/hm2的31%氨氯吡啶酸·2,4-滴对该地草原黄帚橐吾的平均防治效果达到了80%以上,高于其他处理,其对优良牧草基本无药害。

Abstract: A pharmacodynamic testing of three herbicides, including 30% picloram · clopyralid, 31% picloram · 2,4 - D and 15% florasulam .fluroxypyr-mepthyl, for controlling Ligularia virgaurea was carried out in Haiyan County of qinghai Province. The results showed that the average control efficacy of 31% picloram · 2,4-D reached up to 80% with the application dosage of I 650 g/hm2, which was higher than the other two herbicides, and it had no phytotoxicity to high quality forage.

中图分类号: