Fulvic Acid Enhances Zinc Uptake and Grain Biofortification Efficiency of Low-Dose ZnO Nanoparticles in Wheat
Zinc (Zn) deficiency is a widespread nutritional problem, and increasing Zn concentration in wheat grain through agronomic biofortification represents a practical strategy to improve dietary Zn supply. However, improving Zn-use efficiency while reducing nanoparticle inputs remains an important challenge. A factorial fi...