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生态学杂志 ›› 1982, Vol. ›› Issue (3): 8-11.

• 研究报告 • 上一篇    下一篇

四川山地丘陵土地资源的利用与生态平衡

严昶升   

  1. 中国科学院林业土壤研究所
  • 收稿日期:1981-05-13 出版日期:1982-07-10

UTILIZATION OF LAND RESOURCES IN HILLY AND MOUNTAINOUS REGIONS OF SICHUAN PRO VINCE AND ECOEQUILIBRIUM

Yan Changsheng   

  1. Institute of Forestry and Soil Science, Academia Sinica
  • Received:1981-05-13 Online:1982-07-10

关键词: 龙眼, 缺镁胁迫, 叶片, 衰老

Abstract: It is considered by the author that in order to make a rational use,protection and cultivation of land resources in hilly and mountainous regions of Sichuan province, the key to the question is the rational utilization of the hilly lands around the Sichuan basin.The author suggests that it is necessary to increase the forest cover to restore the ecological equilibrium of these regions.

Key words: Dimocarpus longana, Magnesium deficiency, Leaves, Senescence