陕北能源开发区主要固沙植被及防护效益研究  

Sand-fixation Vegetation and their Protection Benefit in Energy-based North of Shaanxi

作　　者：王琪 付广军 符亚儒 

机构地区：[1]陕西省治沙研究所,陕西榆林719000

出　　处：《陕西林业科技》2010年第6期32-34,共3页Shaanxi Forest Science and Technology

基　　金：林业公益性行业科研专项经费项目(200804016)

摘　　要：本研究对陕北能源开发区主要固沙树种及防护效益进行了调查、观测和分析测定。结果表明本区主要固沙植被为沙柳和沙蒿为主的两种植被类型,植物种单一。这些植被虽然起到了明显的防风固沙和改良土壤的作用,但病虫害严重,生长衰退。The main sand-fixation vegetation and their protection benefits were investigated,observed and analyzed.Results showed that the main sand-fixation plants are Salix cheilophila Schneid and Artemisia halodendron Krasch.Although these plants have an obvious functions in sand-fixation and soil improvement,they have serious pests and diseases infection and the growth decline

关 键 词：固沙植物 防护 效益 

分 类 号：Q948.5[生物学—植物学]