Xianfeng Atractylodes is large because of its large tail, and the upper neck is slender, resembling a chicken leg, commonly known as chicken legs. It has the advantages of high content of active ingredients, no pollution of green, good shape of processed pieces, uniform and firm texture, and has become a hot commodity in the market of Chinese herbal medicines. It has maintained a record of “zero inventory” for 17 consecutive years.

[Processing method] The frost is reduced to the winter, and the stems and leaves are removed, dried or dried, and the roots are removed. The dryer is called baking; the dried one is called the sunbathing, also known as winter surgery.

Xianfeng Atractylodes quality technical requirements (a) species name. Atractylodes macrocephala Koidz. (2) Site conditions. The protection range is 600m to 1200m above sea level, and the soil type is sandy light soil or medium soil. The pH value is 5.5 to 7.0, and the organic matter content is ≥ 3%. (3) Cultivation management. 1. Seed selection: Plants with large leaves, moderate height, few branches, and no disease are selected as seed plants. 2. Seed treatment: Seeds that have been filled with water before seeding are placed in warm water at 25 ° C to 30 ° C for 24 h. When the radicle is white, it can be sown. 3. Land selection: The former crops are best for gramineous plants, land for wasteland or for more than 4 years, mountainous soil, north or east shade can also be planted, slope should not be too large, sand and soil is better . 4. Sowing: Sowing is suitable from late March to early April. Generally, it is used for stripping. The horizontal groove is opened in the surface of the glutinous rice. The distance between the groove is 20cm, the width is 10cm, the depth of the groove is 5cm, the bottom of the groove should be flat, the seeding should be even, keep the grain. 1cm, cover soil 3cm thick, it is best to cover the grass moisturizing, with the amount of 75kg / ha, seedling 1ha can transplant the field 105ha to 150ha. 5. Seedbed management: After the seedlings are unearthed, the seedlings should be pulled out in time, and the dense seedlings and diseased seedlings should be removed. When the seedling height is 5cm to 7cm, the seedlings should be fixed at a distance of 6cm, fertilized twice, each time 6800kg/ha rare human waste water; Irrigation and drainage should be done to avoid causing pests and diseases. 6. Seedling: Seedlings are planted from mid-October to early November in the year of seeding, choose the good weather, pull up the seedlings, shake off the soil, cut off the stems and roots of the roots, and take care not to damage the stems. Buds and roots of the epidermis, and remove the disease and carbon, reduce pathogens and storage losses; dig the seedlings of the excavation, indoor ventilation after 3 to 5 days of storage. 7. Transplanting: The suitable time for transplanting is from mid-November to late February of the next year. When planting, choose storage and planting, remove the diseased plants, arrange different levels of planting in different fields, and plant the ridges during the transplanting. 1.4m, plant spacing 20cm × 25cm or 25cm × 25cm; base fertilizer application of fire ash plus rotted manure fertilizer 22500kg / ha, cake fertilizer 750kg / ha, three fertilizers after application. 8. Fertilization management: Baizhusheng is generally topdressed 2 to 3 times. In the case of Qi Miao in April, the application of urea 150kg/ha; from the end of May to the beginning of June, the growth period of the seedlings is strong, and the application of urea is 300kg/ha; in the first ten days of September, the fertilizer can be applied once, and the fertilizer is 1800kg/ha or phosphate fertilizer. 450kg/ha and zinc sulphate 15kg/ha. 9. Harvesting and processing: transplanting a year of atractylodes, picking roots from mid-late October to early November, removing dirt and fibrous roots, drying or drying, maintaining moisture content of 8% to 12%, removing shaped, Empty foam and oil after grading packaging. (4) Quality characteristics. 1. Sensory characteristics: It is chicken-legged, with fine upper and lower, and the upper part is thinner and sometimes the residual stem is visible, and the lower part is hypertrophy. It is 8 cm to 13 cm long and has a diameter of 2 cm to 7 cm. It has irregular knobs. The surface is grayish yellow or dark brown with shallow and fine vertical stripes. Hard, not easy to break, the section is not flat, the section of the drying process is yellowish white, horny; the section of the phloem is white, the xylem is yellow, slightly chrysanthemum and brownish cinnabar point (oil chamber). It has a strong aroma, a slight pungency, and a slightly sticky chew. The specifications of Xianfeng Atractylodes are as follows: Xianfeng Atractylodes Grade Specification Table Item Index Graded Grade II/kg≤40≤100 Shape Color Texture Dry goods, chicken leg shape or irregular mass, body shape, surface grayish brown Or yellowish brown, the section is yellowish white or grayish white, the quality is hard, the gas is fragrant, and the taste is slightly hard. Dry goods, chicken leg shape or irregular mass, complete body shape, gray-brown or gray-yellow surface, yellow-white or gray-white cross section, hard or horny, gasy, sweet and bitter. There are no hollow, scorch, oil, disease and mildew in the wounds. No hollow, burnt, oil, disease and mildew. 2. Physical and chemical indicators: Atractyl ketone content is higher than 26.88%, lower than 27.08%. The volatile oil content is ≥1.5%, the total ash content is ≤4.1%, and the acid-insoluble ash content is ≤1.0%.

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Producers within the scope of protection of Xianfeng Atractylodes GI products may submit an application to the Quality and Technical Supervision Bureau of Xianfeng County, Hubei Province for the use of “Special Marks for Geographical Indication Products”, which shall be approved by the General Administration of Quality Supervision, Inspection and Quarantine.