| 摘要: |
| 在广东省深圳市薇甘菊为害严重的地区设置样地，用18% 2，4滴微乳剂不同浓度进行除治试验，结果表明：400~800倍液为有效浓度，1 000~1 200倍液为有效低浓度。不同生境样地防除试验结果表明：在山坡林地带可选用400~600倍液，在丘陵植被地带和果树周边地带可选用500~800倍液，在水塘、水库、水源周边地带以及菜地、花卉、药材和植物保护区周边地带可选用800倍液以下的有效低浓度。 |
| 关键词: 18% 2，4 滴微乳剂〓薇甘菊〓化学防治 |
| DOI： |
| 投稿时间：2012-03-29修订日期：2012-07-09 |
| 基金项目:广东省林业科技计划“薇甘菊生态控制技术研究”（项目编号：2009 06）。 |
|
| Effect of 18% 2，4 D Microemulsion on Controlling \=Mikania micrantha |
| Liu Jianfeng,Zhao Danyang |
| (Guangdong Academy of Forestry,Guangzhou) |
| Abstract: |
| Different concentration of 18% 2，4D microemulsion were used to control Mikania micrantha in twentyone quadrats of 7 samples, which were located in Wulian village, Shenzhen city. The tests showed that: 400~800 ? was effective concentration, 1 000~1 200 ? was effective low concentration. Eighteen quadrats of 6 samples were choosed in Xianhu Plants and Buji village, Shenzhen, different densities of pesticides were used in every habit, the tests showed that: 400~600 ? pesticide were effective on hillside woods, 500~800 ? were effective on plants cover of hill region and fruit surrounding region, 800? were effective on water supply fields surrounding and vegetables, flowers, medicinal crops and plant protection surrounding region. |
| Key words: 18% 2,4 D microemulsion, Mikania micrantha, chemical control |
