【摘要】 通过对科尔沁沙地的降水特性、沙地的水分状况、人工乔木、灌木、半灌木植被在沙地上的兴衰变化以及各人工植被类型的功能等进行综合分析，提出该地区人工植被建立的模式．该模式包括人工植被的组成成分、结构、不同立地条件下的配置形式及不同类型人工植被的建立顺序．更多还原

【Abstract】 In this paper,a model for establishing artificial vegetation on Keerqin sandy land is advanced through analyzing rainfall characteristics,moisture condition of dune I successions o f several plant species used to establish the vegetation and functions of each type of vegetations. The model consists of the component and structure of vegetations,their disposal patterns on different sites of sandy land and establishing order of different types of artificial vegetationts.更多还原