Since ancient times, Xunzi has been closely connected with the ancient Chinese culture. It is the same as the orchid, and it is the same as the traditional culture of Confucianism, Buddhism and Taoism. It is the idol of Buddhism and gentleman worship. It is the embodiment of purity, sincerity, friendship and practicality. Since ancient times, Tang Xiezi has been well-known both at home and abroad with traditional Chinese medicine famous names such as “Tang Chaihu”, “Tang Banxia” and “Tang Xiangfu”.

The scorpion produced in Tanghe County is a mountain scorpion. It has been well-known both at home and abroad since ancient times with traditional Chinese medicine famous names such as “Tang Chaihu” and “Tangxiangfu”. The dried fruit is oblong or obovate, 1-2 cm long and 0.5-1.5 cm thick. The surface is dark red or reddish yellow with 6-8 longitudinal edges. The skin is thin, brittle and shiny. The fruit shape is uniform, complete, full of nuts, and the color inside and outside is better. Micro-light, mild, slightly acidic. The cultural connotation of Xunzi is very rich. In some ancient literary works and medical monographs, there are many classics or slogans, or the use of metaphors, to describe and describe the character and medicinal properties of scorpions from different angles. The Western Han Dynasty Sima Qian's "Historical Records" records that "栀, 茜千石, and thousands of Hou Hou, etc.. Libo also." Sima Xiangru and other poets also described the scorpion in their poems. It can be seen that Xunzi has been closely connected with the ancient culture of the Chinese nation since ancient times. It is the same as the orchid, and it is the same as the traditional culture of Confucianism, Buddhism and Taoism. It is an idol of Buddhism and gentleman worship. It is pure and noble, sincere, friendship and practical incarnation. . Since ancient times, Tang Xiezi has been well-known both at home and abroad with traditional Chinese medicine famous names such as “Tang Chaihu”, “Tang Banxia” and “Tang Xiangfu”. Gardenia leaves are lush, leaves are evergreen, and the flowers are aromatic and elegant. They are important garden ornamental plants. In addition to ornamental, its flowers, fruits, leaves and roots can be used as medicine, which has the effect of purging fire and removing trouble, clearing heat and diuresis, cooling blood and detoxifying. Its flower language is "eternal love, life and happiness." Gardenia adds a brilliance to the landscape of the Tang River and is a highlight of the Tang River tourism resources.

Tang Zizi quality technical requirements (a) species name. Scorpion. (2) Cultivation techniques. 1. Growing environment: wild or semi-wild environment, with slopes above 6 degrees and shallow hills and ridges, with an altitude of 130 to 600 m, slightly acidic sandy brown soil, thick soil, Ph value 6.3 to 7, soil organic matter The content is 0.69%-1.49%. 2. Seed collection: In the end of October each year, in the wild scorpion forest within the protection range of GI products, the fruit is thick, the seeds are full, the fruit shape is elliptical, uniform, the number of fruit edges is more than 6 ribs, red or orange, The mature fruit without pests and diseases is dried and stored. 3. Seed selection: remove the seed peel, take out the seeds, soak the water in the water, remove the glutinous grains and impurities, soak the seeds in warm water at 45 ° C for one night, and swell with water to prepare for sowing. In mid-April, the plastic film is covered with nutrient seedlings, and 3-5 seeds are planted per seedling to strengthen the seedling management. When the seedling height is more than 20cm in October, it can be transplanted. Tangzizi can also be propagated by cutting, layering, and ramets. 4. Transplanting: planted from April to November. The mountain uses a pure forest model with a row spacing of 0.5 × 1 m. The hilly land adopts the intercropping mode, the rafter has a bandwidth of 2.5 m, planted 3 rows, the plant spacing is 0.5×1 m, and the intercropping zone is 3 m, planting the stalk crop. (3) Harvesting and processing. 1. Harvest: Harvest the hazelnut fruit after the frost in late October. When picking, the fruit is collected at one time, and the foreign matter is removed after harvesting. 2. Processing: It is carried out by drying or drying. The process of drying: primary selection - drowning - drying - grading - packaging - storage. The dried temperature is 60-75 ° C for 24-48 hours. Graded packaging and storage. (4) Quality characteristics. 1. Sensory characteristics: dry fruit long elliptical or obovate type, 1 to 2 cm long, 0.5 to 1.5 cm thick. The surface is dark red or reddish yellow with 6-8 longitudinal edges. The skin is thin, brittle and shiny. Micro-light, mild, slightly acidic. The fruit is oval, large and uniform, full of nuts, red inside and outside. 2. Physical and chemical indicators: geniposide content ≥3.0%, moisture ≤14%, pesticide residue is lower than the national standard for Chinese herbal medicine GAP.

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Producers within the scope of protection of Tangzizi's GI products may apply to the Nanyang Entry-Exit Inspection and Quarantine Bureau for the use of the “Special Mark for Geographical Indication Products”, which is approved by the General Administration of Quality Supervision, Inspection and Quarantine.