The requirement of micronutrients is supplied either through foliar spraying or soil application. But, from an ecological perspective, foliar fertilization is more acceptable, because the small amounts of nutrients is used for rapid use by plants and it also paved for new approaches like nano foliar application. And also, foliar applications have several benefits including the quality of harvested crops during pre- and post-harvest production of biofortified food crops and plant nutrition as well as its protection. In perspectives, experiment was conducted to know the effect of microelement...