Potential Nitrogen Load from Crop-Livestock Systems: An Agri-environmental Spatial Database for a Multi-scale Assessment. - Marco Vizzari; Alessandra Santucci; Luca Casagrande; Mariano Pauselli; Paolo Benincasa; Michela Farneselli; Sara Antognelli; Luciano Morbidini; Piero Borghi; Giacomo Bodo (ICCSA (1), 2015)