Fruit rot is a disease that is difficult to treat. It requires the repeated use of pesticides. For example, methadone and other pesticides have a long residual period and are very harmful to the human body and do not meet current production requirements for pollution-free fruits. According to the practice of prevention and control of fruit rot in recent years, some pollution-free prevention and control methods with simple operation and obvious effects are recommended. Mud control: Take fresh soil and mix well with fresh water. The degree of moistening is hand clinging to stick on the bark. Apply 3 to 5 cm on the diseased pods of the fruit tree. Then wrap it tightly with a plastic film to prevent evaporation and evaporation. The mud fell off. After 1 year, the plastic film and mud were removed. In this way, aerobic bacteria can suffocate due to chronic hypoxia. The cure rate of this method is above 90%. The urine is sprayed and the sickness is scraped first, and then the urine is applied to the wound of the sick man. The surrounding area should be about 5 cm beyond the sickness. Reapply once a week. The cure rate of this method is between 90% and 99%. Salt water impregnated with salt l kg, water 40 kg dubbed 1:40 light salt water, boil and let cool. Scrape the rot of the fruit tree, apply the salt water to the sickle with a brush or a brush-brushing tool, and soak it into the bark, so as to play the role of sterilization. Two weeks later again. The cure rate of this method is above 80%. Alkaline water impregnation was used to prepare alkaline solution of edible base and water in the ratio of 1:5. Scrape the disease, apply alkaline water to the wound with a small brush, and the surrounding area is more than 5 cm away from the disease, so that the alkaline solution can be fully impregnated into the bark. Then, it is tightly packed with a plastic film. After 10 days, it will be carried out once. After six months, the plastic film will be released. The cure rate of this method is above 85%. The garlic liquid will be sterilized by dipping the garlic into garlic, and adding 10% salt water according to the ratio of 1:1 to prepare the garlic liquid. When you use it, first scrape it off, and use a small brush or a brush to apply the garlic liquid to the wound on the wound. The surrounding area should be 3 to 5 centimeters above the disease. Apply again after 10 days. The cure rate of this method can reach more than 95%.
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