Under the adverse circumstance forces, plants can produce massive ROS which has very strongly poisonous function to the plant.The ROS scavenging system maintains its normal physiological function of plants. Melon and apples are our favorite fruits because they have a nice taste with high contents of nutritive components. Reseachers hope to enhance the ROS elimination enzyme activity through the genetic engineering method. Thus sharpens the ability of the anti- oxidation forces and breeds the variety ...