“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 18, no. 3 (September 30, 2026). Accessed October 30, 2026. https://ejs-agri.com/index.php/EJAS/article/view/337.