2HOOFWI JK M,FAAU A,VAN DEN BROEK R,et al.Exploration of the ranges of the global potential ofbiomass for energy[J].Biomass and Bioen- ergy,2003,25(2):119-133.
3BERNDES G,HOOGWIJK M,VAN DEN BROEK R-The contribution of biomass in the future global energy supply:a review of 17 studies[J].Biomass and Bioenergy,2003,25(1):1-28.
4BRANSBY D I,MCLAUGHLIN S B,PARRISH D J.A review of carbon andnitrogen balances in switchgrass grown for energy[J].Biomass and Bioenergy,1998,14(4):379-384.