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“三江源区”公路建设植被恢复技术试验研究初报

A PRELIMINARY REPORT ON THE STUDY OF THE TECHNIQUES FOR RESTORING VEGETATION AFTER ROAD CONSTRUCTIONS IN THE SOURCE REGION OF THREE MAJOR RIVERS

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【作者】 吴阿迪李焕青

【Author】 Wu A-di et al(Qinghai provincial Grassland Station, Xining Qinghai 810008, China)

【机构】 青海省草原总站青海省公路科研勘察设计院 青海 西宁 810008青海 西宁 810008

【摘要】 总结了公路建设植被恢复的农艺技术措施,并取得较好的效果。当年植被盖度达80%以上,高度达2~20cm;移植草皮盖度达50%~80%,基本达到原生植被的盖度;采用方格网或复土20cm栽培牧草比复土5cm和直播区出苗数量高1 98倍;使用无纺布覆盖和吸水剂拌种在试验区可提高出苗率1~2倍和10%~20%。

【Abstract】 The Agro-techniques for restoring the vegetation after road construction have been briefly summarized. The application of these techniques has achieved good effects in general, and the vegetation coverage reached to 80% or above and the average plant height reached to 2-20 cm in the same year after the methods sere taken. The vegetation coverage reached to 50%-80% in the areas where sod was trans-planted, which is about the same coverage of the original vegetation. The number of germinated seedling in the area covered with 5cm depth of soil or cement-grided area is 1.98 to,es pf that of the control area. The germination rate in the plots covered by adhesive-bonded fabric of treated by moisture adsorbent by 1-2 times and 10%-40% respectively.

  • 【文献出处】 青海草业 ,Qinghai Prataculture , 编辑部邮箱 ,2003年02期
  • 【分类号】U418.9
  • 【被引频次】10
  • 【下载频次】111
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