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人工增雨补水型湿地修复技术研究
Study on wetland restoration technology by artificial precipitation enhancement
【摘要】 湿地的恢复最主要的因素就是增加该区域的地表水,而人工增雨是目前获取水资源最直接的途径之一。利用在青海省玉树州隆宝滩地区人工增雨补水型湿地修复技术示范项目的资料整理和计算,分析和研究了人工增雨对湿地修复的技术可行性。通过研究得出,人工增雨技术对增加湿地降水、湿地生物量和土壤湿度有明显效果。人工增雨作业影响点平均高出对照点降水量33.8 mm,增水量平均达到10.73%;牧草产量高出对照点10 g/m2,增产达到9.02%;0~10 cm土壤含水率高出对照点39%。
【Abstract】 The most critical factor for wetland restoration is the surface water and the artificial precipitation enhancement is one of direct ways to gain water resources at present.Based on the experimentation data and experiences in Yushu of Qinghai Province,the technical feasibility of artificial precipitation enhancement for the wetland restoration was analyzed.The results indicated that the effect of artificial precipitation enhancement on rainfall,wetland biomass and the soil moisture was significant.The precipitation,forage yield and soil moisture within 0 to 10 cm were increased by 10.73%(or 33.8 mm),9.02%(or 10 g/m2) and 39% respectively.
【Key words】 artificial precipitation enhancement; wetland restoration; Qinghai;
- 【文献出处】 草业科学 ,Pratacultural Science , 编辑部邮箱 ,2009年12期
- 【分类号】X37
- 【被引频次】5
- 【下载频次】272