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我国河岸带生态学的研究进展
  • 期刊名称:山西林业科技
  • 时间:0
  • 页码:26-30
  • 分类:Q149[生物学—生态学;生物学—普通生物学]
  • 作者机构:[1]山西大同大学农学与生命科学学院,山西大同037009, [2]山西农业大学林学院,山西太谷030801
  • 相关基金:国家自然科学基金(30970480); 华北山地林区河岸林动态过程及其生态恢复重建机制研究(30470316)
  • 相关项目:山地河岸林对氮磷输入的联合滤除功能和机制研究
中文摘要:

我国河岸带植被生态学的研究目前主要集中在河岸带植物的群落格局、生物多样性、珍稀濒危分布以及荒漠河岸带植被与环境关系等方面,河岸带土壤和污染生态学研究主要集中在土壤反硝化过程、污染物的分布格局和苯胺降解机理等方面。针对国内河岸带研究现状及存在问题,建议未来我国河岸带的研究从6个方面进行:1)河岸带及其背景区植被景观空间镶嵌格局分析。2)河岸带边界的判定方法及河岸带植被特征沿横向空间梯度的变化格局。3)对河岸带生境类型的划分,在斑块、河段和支流3个尺度上对河岸带物种多样性格局进行分析,并阐明其控制因素和机制。4)河岸带对高地面源营养物、沉淀物和污染物的拦截过滤过程研究,建立量化传输模型。5)对典型流域河岸带向溪流输入有机质输入过程及数量进行研究,并建立周转过程模型。6)对河岸带的研究成果进行系统整合,建立能够揭示河岸带空间格局、组成结构与功能过程概念模型和数量模型。

英文摘要:

In China,Riparian vegetation ecology of China mainly focused on community structure,biodiversity,the distribution of rare and endangered species of riparian vegetation,as well as the relationship between the desert riparian zone and environment.Soil Ecology and Pollution Ecology of riparian zone focused on the denitrification process,the distribution patterns of pollutants and aniline degradation mechanism,etc.For these situations and questions in riparian zone ecology of China,we proposed six research directions of riparian zone ecology of China in the future,such as(1) the mosaic pattern analysis on riparian vegetation and its landscape space background;(2) the determination methods of riparian zone boundary and the characteristics of riparian vegetation along the horizontal spatial gradient pattern of rivers;(3) to delineate the habitat types in riparian zone,and to analyze the pattern of species diversity in the plaque,river and tributaries scales,and to clarify its controlling factors and mechanisms;(4) to reveal the effectiveness and process of riparian zone removal nutrients,sediments and pollutant from the adjacent upland,to build Quantify Transmission Model;(5) to study the flux of Organic Matter,Nutrients and Sediments from riparian zone to streams in some classic watershed,and to built the Working Capital Process Model;(6) to integrate the research results of riparian zone,and to build a conceptual model or quantitative models which can reveal the spatial pattern,the composition of the structure and function process of riparian zone.

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