In the course of a year's growth, the jujube tree generally needs to be poured with four waters in case of drought and rain. 1. Flowering water. Watering at the flowering stage can increase the buds, extend the flowering period, and promote the elongation of the fertilized organs and the germination of the pollen grains. 2. The first bulk water. The jujube should be combined with the first topdressing at the same time, and the watering time should be implemented before the physiological fruiting period. 3. The second expansion of water. Should be combined with the second time of jujube top dressing, watering time should be carried out during the ripening period of jujube fruit. 4. Coloring water. Not only can reduce the phenomenon of jujube high temperature wrinkle skin, but also can reduce the phenomenon of rain cracking. At the same time, date trees need to be applied four times. 1. Base fertilizer. It is usually carried out after fruit picking or before germination in the coming year. 2. Foliar fertilizer. Foliar spray fertilizer mainly amino acids, on the anthracnose of jujube fruit, sunburn disease and jujube yellow leaf disease have a certain effect. 3. The first top dressing. The first top dressing should be in the first enlargement of jujube fruit, and the top dressing is mainly nitrogen fertilizer. 4. The second top dressing. The second topdressing should be in the second expansion of jujube fruit and topdressing with potassium fertilizer. Body Temperature Scanner,Temperature Detector Gate,Non-Contact Temperature Measurement,Infrared Temperature Equipment Shenzhen Sunson Tech Co., Ltd , https://www.sunsonkiosk.com