The book entitled Zinc oxide nanoparticles (ZnONPs) as a novel nano fertilizer is a compilation of PG thesis work on the Effect of Zinc Nano-fertilizer on growth and yield of wheat under saline irrigation condition. Zinc (Zn) is an important element of nutritional significance to humans, animals, and plants. ZnO NPs was synthesized vise chemical method and its application on the field level .From this work we concluded that Nanoparticles is one of the novel nano fertilizer for sustainable Agriculture development.