August is the season of buckwheat flower bloom in Xiongying Village, Bandi Township, Weining Autonomous County, Guizhou Province. Thousands of acres of scented flowers bloom in the rolling hills, with pink sweet scented flowers, light green bitter flowers, white Orchids, etc., naturally form a beautiful flower sea. Under the blue sky and white clouds, walk through the sea of ​​flowers, the plateau winds blow, and the hot summer August, enjoy different scenery here. Xiongying Village, Bandi Township, with an altitude of over 2,800 meters, is mountainous, with long sunshine and cool, and the unique climatic conditions are very suitable for the growth of buckwheat. Local ethnic compatriots have always been good at planting buckwheat and serving as their main food. They are healthy and strong, thanks to the rich nutrition of buckwheat. Nowadays, buckwheat has special health effects for high blood pressure, coronary heart disease, diabetes and cancer. It is regarded as an ideal health food.

Weining buckwheat quality technical requirements I. Variety type and name Bitter type 3, Qi Ku 7 and other suitable bitter type varieties. Second, the site conditions 1800 to 2800 meters above sea level. The soil type is yellow brown soil and the texture is loam. The soil pH is 4.5 to 6.5, the soil organic matter is ≥1.0%, and the soil layer is ≥30 cm. Third, cultivation management 1. Seeding: rotation for more than one year. Spring sowing: from late April to early May, summer sowing: from late June to early June, autumn sowing: from late July to early August; sowing 60-75 kg per hectare. 2. Fertilization: 10,000 tons of farmyard manure per hectare per year. 3. Harvest: 2/3 or more seeds are harvested after seed coloring. Fourth, processing 1. Processing process rice processing flow at the beginning of the removal of impurities → soaking → curing → drying → shelling → screening → packaging surface processing process to remove impurities → grinding → screening → curing → shaping → drying → packaging 2. Processing points The soaking time is kept at 8 to 10 hours, the curing temperature is 80 ° C to 110 ° C, the time is 20 minutes to 30 minutes; the drying is carried out until the water content is ≤ 13.0%; the color is evenly sieved, and the hand is pinched without graininess. V. Quality Features 1. Sensory Features Buckwheat: The granules are even and full, dark brown or yellowish brown, and the color is bright. Soba noodles: The color is even, light yellow to yellowish brown, and the chestnut is rich in flavor. 2. Physical and chemical indicators: flavonoids (dry basis, in terms of rutin) ≥ 1.5%, crude protein ≥ 11.0%, crude fat ≥ 2.5%, moisture ≤ 13.0%. 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 Weining buckwheat production area may apply to the Weining Yi and Miao Autonomous County Market Supervision Administration for the use of the “Special Mark for Geographical Indication Products”, which shall be reviewed by the Guizhou Provincial Bureau of Quality and Technical Supervision and submitted to the General Administration of Quality Supervision, Inspection and Quarantine for approval. announcement.