Recently, the Science and Technology Department of Shandong Forestry Department organized the relevant provincial level, and carried out on-site investigation on the breeding of winter jujube excellent varieties and comprehensive high-yield cultivation technology projects jointly undertaken by the Municipal Fruit Tree Station and Zhanhua County Fruit Tree Station. The inspection team inspected the implementation site, relevant materials and listened to the work report. It believed that the project undertaker united the effective measures and promoted the demonstration and achieved remarkable results. It fully completed the promotion content of the contract and achieved the intended purpose.   In the three years since the implementation of the project, more than 5,000 acres of Dongzao No. 2 and other winter jujube seedlings have been promoted. Through training courses, technology going to the countryside, on-site guidance, etc., technicians and fruit farmers have been trained 16,000 times, and the area of ​​technical radiation area has been reached. The 15,000 mu demonstration has driven the transformation and upgrading of the winter jujube industry in our city, improving quality and efficiency, and promoting farmers' income.   Pure Zhanhua winter jujube, matured in the middle of October, the fruit is like a small apple, the skin is mostly reddish, the small part is white and green, the skin is thin and crisp, tender and juicy, and the flavor of the food is unique and aromatic. Mellow, sweet and sour taste, nutritional value and health care role in the "hundred fruits."   Regular consumption of Zhanhua winter jujube can strengthen the body, increase appetite, beauty and beauty, and prolong life, so there is a "one-day meal, jujube, life is not old", "early know Zhanhua winter jujube beauty, why must the horse pass the lychee". The seedlings of winter jujube seedlings, like ordinary jujube trees, must be grafted to produce results. Winter dates can be grafted all year round.   Winter jujube seedling grafting specific practice: cut the rootstock at a height of 10 cm above the seedling height of 0.5 cm, the section should be flat, the scion (1 ~ 2 bud eyes, need to pass the wax seal before grafting), the lower part of the lower side 2~4cm incision, into a flat wedge shape, then pry the rootstock down from the center, the length is inserted into the scion suitable as well, pay attention to the alignment of the scion and the rootstock layer, the surface is exposed 0.5 cm, the back is right, wrapped with film Graft and scion incision.