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cje ›› 1995, Vol. ›› Issue (5): 31-35.

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Quantitative Characteristics of Energy Fl ow and Nutrient Cycling in Househol d Ecosystems along Three Rivers in Tibet

Wang Jian lin   

  1. The Tibetan College of Aqriculture and Animal Husbantry, Linzhi 860000
  • Received:1994-06-29 Revised:1994-10-22 Online:1995-10-10

Abstract: Quantitative characteristics of energy flow and nutrient cycling in household ecosystems along three rivers in Tibet were studied.The results showed that system input and output were low,but the rations of output to input of subsidiary energy,nitrogen and phosphorus were as high as3.87,1.02,and 1.07,respectively.

Key words: Beauveria bassiana, ISSR, genetic diversity, population genetic structure.