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生态学杂志 ›› 1990, Vol. ›› Issue (3): 27-31.

• 研究报告 • 上一篇    下一篇

吉林省中西部沙地林草田复合生态系统建设的研究

张一1, 许林书1, 李铁成1, 冯修文2, 张洪全2, 刘庆余2   

  1. 1. 东北师范大学地理系;
    2. 吉林省计经委
  • 出版日期:1990-06-10

An Approach to the Construction of Forest-grassland-farmland Complex Ecosvstem in Sandy Land of West-central Jilin province

Zhang Yi1, Xu Linshu1, Li Tiecheng1, Feng Xiuwen2, Zhang Hongquan2, Liu Oingyu2   

  1. 1. Department of Geography, Northeast Normal University;
    2. Jilin Commission for Planning Economy
  • Online:1990-06-10

关键词: 黑土, 铅, 生物有效性, 乙草胺, 污染土壤

Abstract: This paper applies system theory and engineering techniques to establish a forest-farmland-grassland complex ecosystem by making up different temporal and spatial combination ofperennial woody plant,grass and crops according to the unity of ecology and economics.Itaims to find new ways to fully use land,space,light,temperature,water and fertilizers andraise productivity of the sandy land.Principles and policies for agroecological constructionin sandy land of semi-humid temperate zones are put forward.

Key words: Phaiozem, Pb, Bioavailability, Acetochlor, Contaminated soil