Energy from biomass; (proceedings of the) 1. E.C. (European Communities) Conference

agricultural wastes algae anaerobiose anaerobiosis biogas biogaz biomasa biomass biomasse bois de chauffage chemical reactions coppice system crop residues desechos de la madera developing countries energia energie energy energy generation etanol ethanol fuelwood methane fermentation paille paja pyrolyse pyrolysis residuos de cosechas sistema de renuevos de cepa straw wood residues