Minle County is located in the middle of the ancient "Silk Road"--the middle part of Gansu Hexi Corridor. It is the earliest meeting place in China and the East and West culture. The garlic, wheat and other crops grown by Minle have enjoyed a good reputation since ancient times. The abundance of folk music purple leather garlic is famous both at home and abroad for its large size, fat, thick meat, spicy taste, storage resistance and excellent quality.

The quality test results of Minle purple skin garlic by authoritative testing institutions (see attachment) indicate that the main component of garlic quality is 0.456%, total amino acid 4.16%, vitamin C 1.24 mg/100g, and antioxidant trace element selenium content. 8.31 μg/100g, no pesticide residues were detected and reached the standard of green agricultural products. The folk music purple garlic with unique regional characteristics has won the provincial and ministerial honorary title for many times. In October 1992, it won the gold medal of the “First Agricultural Expo” of the Ministry of Agriculture; in 1995, it was recognized by the Ministry of Domestic Trade as “ "China Laozi" product title; in January 2007 won the Ministry of Agriculture "no pollution agricultural products" certificate.

Minle purple skin garlic quality technical requirements (a) variety. Purple skin garlic. (2) Site conditions. The altitude is 1900 m to 2400 m, the terrain is flat, the water retention and fertility is strong, the soil is loose, the irrigation and drainage conditions are good, the soil pH is 6.5 to 8.5, the fertile soil or the ash-calcium soil is fertile, and the organic matter content is ≥1.5%. Forehead is best for wheat, barley, rapeseed, etc., and should not be reused with onion and garlic vegetables. (3) Cultivation management. 1. Planting time: The sowing period is after the soil is frozen, and it is planted from late March to early April. 2. Selection: Select the seed that meets the characteristics of this variety, is well developed, has no quarantine pests and diseases, mechanical damage, and even size of garlic. 3. Seed treatment: Seed dressing with pesticides that prevent garlic roots. 4. Fertilization: 3000 kg to 5000 kg of fermented organic fertilizer per 667 m2 (mu), nitrogen fertilizer (N) 6 kg to 8 kg, and phosphate fertilizer (P2O5) 4 kg to 6 kg. Apply sulphur powder 0.5 kg to 1 kg, and fill the winter water, and in the early spring, smash and keep the sputum. 5. Seeding method: the groove width is 20cm to 25cm, the depth is 8cm to 10cm, the soil is 4cm to 5cm, and the flat is flat. The row spacing is 14 cm to 15 cm, and the plant spacing is 8 cm to 10 cm. 6. Planting density: Planting density of 35,000 to 40,000 plants per 667 m2 (mu). 7. Interplanting and weeding: Garlic should be controlled after emergence, and should be cultivated in time to prevent premature death and rotten mother. 8. Timely irrigation: appropriate control of irrigation during seedling period, to facilitate seedlings, seedling height 8cm to 10cm when filling water, before convulsion irrigation two water, garlic sputum irrigation three irrigation, stop irrigation 4d to 5d before irrigation, after harvesting Bulb expansion should be based on lyrical irrigation. The amount of irrigation per 667m2 (mu) is 60m3 to 80m3. 9. Harvest: 15d to 25d after harvesting of garlic moss, the pseudo-stalk is not easy to be broken when harvested, and it is stored and sterilized after harvesting. 10. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. (4) Quality characteristics. 1. Sensory characteristics: the project requires goodness, no rot, deterioration, cleanliness, no visible impurities, no pests, no firmness, garlic, tightness, frostbite, sunburn, no germination, no germinating water, no abnormalities, foreign water, odor, no smell or odor. Physical and chemical indicators: project indicators allicin mg / 100g ≥ 380 moisture % ≤ 70 protein% ≥ 6.3 total amino acid % ≥ 3.3 vitamin C mg / 100g ≥ 1 selenium μg / g 7.3 × 10-33. Safety requirements: product safety indicators It is necessary to meet the relevant regulations of the state for similar products.

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Producers within the protection scope of Minle Zipi Garlic Geographical Indication Products may apply to the Minle County Quality and Technical Supervision Bureau of Gansu Province for the use of the “Special Mark for Geographical Indication Products”, which is reviewed by the Gansu Provincial Bureau of Quality and Technical Supervision and approved by the General Administration of Quality Supervision, Inspection and Quarantine. Announcement approval. The legal inspection agency for Minle Zipi Garlic is designated by the Gansu Provincial Bureau of Quality and Technical Supervision.