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cje ›› 1983, Vol. ›› Issue (2): 25-29.

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ON THE EXPLOITATION OF NATURAL RESOURCES AND THE MAINTENANCE OF ECOLOGICAL EQUILIBRIUM IN XISHUANGBANNA FROM THE VIEW POINT OF VARIATION OF SOIL FERTILITY

Li Yikun   

  1. General Bureau of Reclamaticn, Yunnan Province
  • Received:1981-07-09 Online:1983-04-10

Abstract: In this paper,the influence of land reclamaticn metheds on soil fertility is discussed.It is shown that rational land reclamation and plantation of rubber tree and other tropical economic forests will make good resalts in maintaining soil fertility and ecological equilibrium of this region.

Key words: Wheat, Enhanced ammonium nutrition (EAN), Absorption rate, Nitrogen accumulation, Net photosynthetic rate