Maogongmi is a specialty of Meitan County, Zunyi City, Guizhou Province. The Miantan Maba rice was famous as a tribute to the imperial court during the Ming Jiaqing period, so it was called “Mao Gongmi”. The color of Maogong rice is bright, full of crystal, the rice oil is bright and sticky, natural and fragrant, and the sweetness is long and sweet.

Meitan County is one of the national commodity grain base counties. According to the county records, the production area of ​​Maogongmi is in Taitan. The geographical environment and climatic conditions are unique. The average elevation is 820 meters, the annual rainfall is 150 mm, the average temperature is 15 degrees, and the annual sunshine number is 1200. Hours, the field is distributed on both banks of the upper reaches of the Minjiang River. It is a oil sand land formed by long-term erosion of river water, and is rich in various trace elements such as selenium, zinc, iron and calcium. The color of Maogong rice is bright and full of crystal. The cooking juice is like milk, the rice oil is bright and sticky, the natural fragrance is fresh, the entrance is soft and elastic, and the aftertaste is sweet and long. It is a fine rice. During the Anti-Japanese War period, when Zhejiang University moved west to the school in Mintan, the principal of the school, Mr. Qi Kezhen, gave a high evaluation, which was hailed as the “treasure of the shackles”. In 2001, Maogongmi passed the green food A-level certification of the National Green Food Development Center; in 2002, Maogong brand pearlescent rice was confirmed by the China Technical Supervision Information Association Food Professional Committee as a healthy food in the Chinese market; in October 2003, Maogong brand top fragrant rice, pearlescent nutrition rice, selenium zinc rice won the title of “The First Guizhou Famous Special Agricultural Products Fair Famous Brand Agricultural Products”; in 2003 China (Huai'an) Quality Rice Expo Fair, “Maogong” Brand “Top "Xiang" high-quality rice won the "China Top Ten Quality Rice Gold Award" with the first place in the score. In December 2010, after review by the General Administration of Quality Supervision, Inspection and Quarantine, it was decided to implement the protection of national geographical indication products for Maogongmi.

Maogong rice quality technical requirements (a) varieties. Large grain series. (2) Site conditions. The oil sands with an altitude of 800m to 1000m in the protected area, the soil thickness is 30 cm to 50 cm, the soil organic matter content is ≥2%, and the soil pH is 5.5 to 7.5. (3) Cultivation management. 1. Breeding and sowing: The breeding method is dryland breeding. The sowing period is mid-April. Seeding rate: 1.4kg to 1.6kg per 667m2 (mu) field. 2. Transplanting: The transplanting time is mid-May, with 1.0 to 12,000 holes per 667 m2 (mu) of field seedlings, and 2 to 3 basic seedlings per hole. 3. Field management: 667 kg to 1500 kg of farmyard manure per 667 m2 (mu), the amount of pure nitrogen per 667 m2 (mu) is less than 12 kg, mainly based on base fertilizer, and the top dressing does not exceed 15% of total fertilizer. 4. Take the method of light pipe before and after heavy operation: wet management after living tree, enough seedlings to dry the field, dry and wet to wet to panicle differentiation, panicle differentiation to the shallow water layer in the heading stage, alternating dry and wet in the later stage, water loss 7d before harvesting . 5. Environmental and safety requirements: The use of pesticides, fertilizers, etc. must comply with relevant national regulations and must not pollute the environment. (4) Harvest. The harvest period is mid-to-late September, and the grain is fully yellow and then harvested in time. The variety is single-received, and the grain is removed and stored. (5) Processing. Rice → Screening → Stone Removal → Magnetic Separation → Shigu Valley → Grain Rough Separation → Rice Milling → Debris Rice → Color Selection → Polishing → Inspection → Packaging (VI) Quality Features. 1. Sensory characteristics: rice grains are large and elliptical, 1000-grain weight 30g to 35g, grain length ≥6.3mm, aspect ratio: 2.2 to 2.8. The rice oil is crystal-clear and white, and it is translucent. The rice oil is bright and bright, does not slag, and has a rich aroma. The taste is soft and elastic. It does not regenerate after cold and maintains good luster. 2. Physical and chemical indicators: project indicators amylose content (dry basis) /%15.0 ~ 19.0 protein /% 6.0 ~ 6.8 gel consistency / mm ≥ 75.0 alkali value 73. Safety requirements: product safety indicators must meet the national standards for similar products

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Producers within the scope of protection of the tribute products of Maogongmi may submit an application for the use of the “Special Mark for Geographical Indication Products” to the Quality and Technical Supervision Bureau of Meitan County, Guizhou Province, which is subject to the examination by the Guizhou Provincial Bureau of Quality and Technical Supervision. The General Administration announced the approval. The legal inspection agency of Maogongmi is designated by the Guizhou Provincial Bureau of Quality and Technical Supervision.