The estimation of crop yield is a compelling and highly relevant task in the scenario of the challenging climate change we are facing. With this aim. a reinterpretation and a simplification of the Food and Agriculture Organization (FAO) fundamentals are presented to calculate the fresh biomass of forage crops. A normalized difference vegetation index (NDVI) series observed from a mult... https://www.parisnaturalfoodes.shop/product-category/nor-gold-super-critical-omega/