The jujube fruit is fresh and nutritious, and has the functions of purifying blood, helping digestion, beauty and beauty. The fresh meat is crispy and juicy, with high sweetness, good taste and common flavor. 1. Diseases : The disease of jujube is mainly powdery mildew, which is harmful to young leaves and young fruits (real). The fruit is damaged by the skin, stretched, dull, and corked. It can be used 200-400 times of 50% sulfur suspending agent. 15% powder rusting 1:800 ~ 1000 times, 40% Shenxing emulsifiable oil 1:5000 ~ 8000 times, 62.25% Xiansheng wet powder 1:600 ​​times prevention. 2. Pests : The main pests of jujube are chafer, red spider, yellow moth, and heartworm. 1 Scarab: The chafer is damaged by 40% of the grass, and it is best to kill it by hand. 2 red spider: red spider is harmful to the leaves (reverse) leading to defoliation, damage to the fruit, causing rough brown scar on the surface of the fruit, affecting the appearance of endoplasm, can be used 20% dicofol milk 800-1000 times or 73% gram of emulsifiable concentrate 20003000 times . 3 yellow thorn moth: yellow thorn moth can be used to control the poisonous silk 1:1000 times or sharpen 1:1000 or enemy kill (or kung fu) 1:2000 times. 4 Carnivora: The heartworm is grounded before the emergence of adult worms. The soil under the canopy can be closed on the ground with 50% phoxim 300 times or 40% toxic silk 1000 times solution to kill the adult worms. After phosphorus, it is necessary to shallowly turn the soil layer to avoid photolysis of the drug. In the period of adult attack or egg growth, the canopy can be sprayed with 25% of the anti-sweeping 2000-3000 times solution or 2.5% of the Fulling 2000-3000 times solution. Roof Panel Machine,Wall Panel Roll Forming Machine,Metal Roof Panel Machine,Wall Panel Roll Making Machine Xinxiang Tianfeng Machinery Manufacture Co., Ltd. , https://www.frollforming.de