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生态学杂志 ›› 1984, Vol. ›› Issue (4): 36-40.

• 专论与综述 • 上一篇    下一篇

如何实现生态的良性循环——甘肃省中部干旱地区的现状及形成的历史教训和发展途径初探

杨安民   

  1. 中共甘肃省委政策研究室
  • 收稿日期:1983-04-25 出版日期:1984-08-10

HOW TO REALIZE A BENEFICIAL ECOLOGICAL CYCLE——A PRELIMINARY STUDY ON THE CURRENT SITUATION, HISTORICAL LESSONS OF FORMATION AND DEVELOPMENTAL WAYS OF ARID REGIONS IN CENTRAL GANSU

Yang Anmin   

  1. Policy Research Section, Gansu Provincial Party Committee
  • Received:1983-04-25 Online:1984-08-10

关键词: 变差函数, 克立格插值法, 褐飞虱, 空间结构

Abstract: This paper describes the history, current situation, problems and lessons of arid regions in Central Gansu, and puts forward the way out and the direction of their development.

Key words: Variograms, Ordinary Kriging, Nilaparvata lugens, Spatial structure