Tree crops for energy co-production on farms (proceedings of a workshop Nov.12-14, 1980, Estes Park, Colo. (USA)) Coordinated by Solar Energy Research Institute

agroforesteria agroforesterie agroforestry aprovechamiento de desechos arbre castanea ceratonia siliqua combustible combustibles energia energie energy etanol ethanol eua fuels metanol methanol multiple use forestry noix nuez prosopis quercus sebo subproductos suif tallows trees usa uso multiple del bosque walnuts waste utilization