Effect of Adding Nano NPK Fertilizers and Foliar Application of Nano Zinc and Boron on the Concentration of NPK, Zn, and B in the Vegetative Parts of Potato (Solanum tuberosum L.) Plants. Euphrates journal of agricultural science, [S. l.], v. 18, n. 3, 2026. Disponível em: https://ejs-agri.com/index.php/EJAS/article/view/337. Acesso em: 30 oct. 2026.