Stomata are made up of pairs of special epidermis cells called guard-cells. Stomata control the loss of water and monitor the gas exchange between the environment and plant by adjusting stomatal pores size. Stomata closure is a common response of plants when they are attacked by herbivores. Long-term or extreme water-stress in the orange trees can result in leaf drop, continuous branch tips drying, and a substantial decrease in the yield of fruit owing to fruit and also flowers abscission. The tissues of leaf can become susceptible to a bacterial incursion during the period of strong photosynthetic-activity and the transpiration, as that physiological process depends on the extensively opened stomata. Genomic editing is a revolutionary technique that allows the scientists to produce new crop types with the greater precision and focus. Modifications that were made previously by the traditional breeding can now be made more easily and quickly using genomic editing tools. Viral infections are hard to control, and the chemical treatment does not eliminate them. Many of the deadly and commercially significant viral infections in the crops can benefit from the use of GE technology to develop viral intervention tactics.