A methodology for a combined use of normalised difference vegetation index and CORINE land cover data for crop yield monitoring and forecasting. A case study on Spain Giampiero Genovese, C. Vignolles, T. Nègre and G. PasseraAgronomie, 21 1 (2001) 91-111DOI: https://doi.org/10.1051/agro:2001111