Entropy Mao 1 # can be widely used in various vegetables, with an increase in yield of 30% to 150%. It has ideal preventive effects on various diseases such as cucumber downy mildew, tomato blight, and tomato virus disease. In addition, it can promote the healthy growth and early maturity of crops, and improve their quality. During the seedling and growth stages of leafy vegetables, spraying 0.02-0.04mg/L (10-20kg of water per grain) solution 2-3 times can promote vegetable growth and increase yield. Spraying once during the seedling stage and nutritional growth stage of Chinese cabbage, and once during the seedling stage, early flowering stage, and young fruit stage of melon and fruit can make the leaves green, the stems white, fresh and tender, prevent flower and fruit shedding, resist rot disease, and have a significant increase in yield.