Fuels from agricultural crops: production estimates, cost of raw products and value of byproducts [environmental consequences, incl. briquetting]

aceites air pollution alcoholes alcohols alcool allergic reactions almacenamiento appropriate technology bois de chauffage combustion cosecha drying economic analysis enriamiento environmental impact fuel crops fuelwood gramineas graminee grasses harvesting huile impact sur l'environnement impacto ambiental metano methane oils paille paja papa pomme de terre potatoes production costs remolacha azucarera retting rotational cropping rouissage secado stockage storage straw subproductos sugar beet sweden transport transporte