Dear all, how to calculate nitrogen use efficiency in hydroponic system?(N source: KNO3, NH4NO3, CaNO3 in micro molar quantity).?

Plant in hydroponic grow till flowering stage and want to calculate NUE of genotypes (Hydroponic system provided with all essential nutrient along with high N source in form of NH4NO3, KNO3, CaNO3) .

29 October 2017 4,720 3 View