CO2 emission Central Italy Corine Land Cover Eucalyptus Jatropha curcas L. Miscanthus x giganteus Poland Research & information: general Salix Technology: general issues agricultural production agricultural residues agriculture residues agroenvironmental mapping ash content bio-based supply chains biocommodity bioenergy biofuels biomass biomass quality bioresource cable yarder calorific value cereals circular bioeconomy combine harvesting commodity crop by-products digestate