Wang Wei, Du Fu and many other poets have all the famous poems that describe the mountains and use them to express their feelings and lyrics. Among them, “Individuals are strangers in different places. Whenever the festival is full of love, the brothers climb to the heights, and there are fewer people.” It is a swan song.

Zhouzhishan Mountain Quality Technical Requirements I. Cornus officinalis Sieb. u0026amp; Zucc. Second, the site conditions range from 600m to 1500m above sea level, the soil type is cinnamon soil, loess, organic matter content ≥1.2%, soil pH value 6.5 to 7.8. Third, cultivation management Nursery: Choose well-drained land in the Xiangyang area. After the seeds are harvested, the flesh is peeled off, washed with wet sand, or soaked in urine for 15 days to 20 days, after the cattle and horses are layered to mid-April. Seedlings from mid-April to early May. 2. The plant spacing is 230cm to 260cm, and 100 to 120 plants are planted per 667m2 (mu). It can be planted in winter and spring, from November to December, from late March to early April. 3. Trimming: After planting for 2 years, cut the shoots at the top of the stem and the base of the stem, leaving only the middle trunk. The fruit trees should be treated with topping, bending, branching, twisting, etc., so that the branches are evenly distributed. The trunk is cut. 4. Fertilization: For more than 10 years, the large-scale tree will be fertilized with organic fertilizer from 5kg to 10kg per year. 5. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. Fourth, harvest processing 1. Harvest: From September to November, the fruit can be harvested in red. 2. (2) Processing method: 1 fire-baked: the fruit is baked with a simmer (to prevent baking), baked until the peel is swollen, and after cold, the seeds are pinched, and the pulp is dried or dried. 2 boiled: boil in boiling water for 10 minutes to 15 minutes, remove and put in ice water. Pinch out the seeds and dry or dry the pulp. 3 mechanical nucleation method: the fresh fruit is boiled or directly into the machine for peeling. V. Quality characteristics 1. Sensory characteristics: The fruit shape is neat, the single fruit is 1cm to 1.5cm long and 0.5cm to 1cm wide. The single fruit weighs an average of 0.7g. The surface of the jujube is purple-red to purple-black, shrinking, shiny, and soft. The gas is slight, and the taste is sour with a bitter taste. 2. 3. Safety and other quality technical requirements: Product safety and other quality technical requirements must comply with relevant national regulations.

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Producers within the scope of Zhouzhishan's production area may apply to the Zhouzhi County Quality and Technical Supervision Bureau of Shaanxi Province for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Shaanxi Provincial Bureau of Quality and Technical Supervision and reported to the General Administration of Quality Supervision, Inspection and Quarantine for approval. The testing agency of Zhouzhishan is selected by the Shaanxi Provincial Bureau of Quality and Technical Supervision in the testing institutions that meet the qualification requirements.