5Lewandowski I,Kicherer A,Vonier P. CO2-balance for the cultivation and combustion of Miscanthus [J]. Biomass and Bioenergy, 1995,8(2): 81-90.
6Powlson D S,Christian D G,Falloon P,et al. Biofuel crops: their potential contribition to decreased fossil carbon emission and traditional environmental benefits[J]. Aspects of Applied Biology, 2001,65.. 289-294.
7Rupam K,Dolon K. Fuelwood characteristics of indigenous tree species of north-east India[J]. Biomass and Bioenergy, 2002,22 :433-437.
8Florine S, Moore K, Fales S, et al. Yield and composition of herbaceous biomass harvested from naturalized grassland in southern Iowa[J]. Biomass and Bioenergy,2006,30:522-528.
9Cassida K A,Muir J P, Hussey M A,et al. Biofuel component concentrations and yields of switchgrass in South central US environments [J ]. Crop Science, 2005,45 : 682-692.
10Monti A, Virgilio N, Venturi G. Mineral eomposition and ash content of six major energy erops[J]. Biomass and Bioenergy,2007(9) : 12.