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Study on the biomass and productivity of the forest ecosystem in the Changbai Mountain

QIN Li-jie 1,ZHANG Yu 1,CAO Yan-qiu 2,ZHOU Mi 1 (1.School of Urban and Environmental Science,Northeast Normal University,Changchun 130024,China; 2.Songliao Warter Resources Committee,Changchun 130021,China)  
Through estimating the biomass,productivity and chemical energy of the forest ecosystem in the Changbai Mountain,bringing to light the energy distribution law of the forest ecosystem in the Changbai Mountain.Researching results show that the biomass of the coniferous and broadleaf mixed forest in the researching area is the highest,the productivity of the artificial larch forest is the highest ,and gain the chemical energy model of Pinus koraiensis and Fraxinus mandshurica.The research can provide scientific basis for developing and utilizing the forest resources rationally
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