Niujiayingzi Platycodon grandiflorus (a specialty of Kalaqin Banner, Inner Mongolia)

The basic introduction of Niujiayingzi Platycodon grandiflorus

Niujiayingzi Platycodon grandiflorus is a perennial herbaceous plant in the family Campanulaceae, genus Campanulaceae. It uses roots as medicine and is a commonly used bulk Chinese herbal medicine. In addition to medicinal use, it has become the main ingredient for pickled vegetables, kimchi, and stir fried dishes. When mixed with other auxiliary ingredients, it has an excellent taste and is highly popular among consumers. Niujiayingzi Platycodon grandiflorum is known for its white color, long stripes, few forked roots, and good taste, and its quality is among the top in the country. The reason why Niujiayingzi is suitable for planting medicinal herbs is that it not only has abundant water resources and fertile land, but also has a large temperature difference between day and night, which is suitable for the accumulation of nutrients in the roots and stems of medicinal herbs. Therefore, the yield and quality of medicinal herbs rank among the top in the country

Regional Scope

Niujiayingzi Town is the throat from Beijing to the grasslands outside the Great Wall, located in the central eastern part of Inner Mongolia Autonomous Region, southwest of Chifeng City, at the junction of the Daxing'anling Mountains and the Yanshan Mountains. It belongs to the northeast foot of the Qilaotu Mountains, with longitude of 118 ° 08 ′ -119 ° 02 ′ E and latitude of 41 ° 53 ′ -42 ° 14 ′ N. It has obvious characteristics of transitioning from North China and Northeast to Inner Mongolia grasslands. The average annual planting area of Niujiayingzi Platycodon grandiflorus is 30000 mu, with a harvesting period of 2 years and an average annual harvesting area of 15000 mu. The annual production of fresh Platycodon grandiflorus is over 15000 tons. The specific geographical scope is: from the junction of Nanhuang Village in the east and Liutiaogou Village and Dayingzi Village in Wenzhong Town, Hongshan District, to the junction of Quantai Village in Jinshan Town in Shuiquan Village in the south, to Chengzi Town in Songshan District in the west, and to the junction of Xincheng District in Chifeng City in the north

1. External sensory characteristics: Niujiayingzi Platycodon grandiflorum is cylindrical or slightly spindle shaped, gradually thinner at the bottom, some have branches, slightly twisted, 30-40cm long, 0.7-2cm in diameter. The surface is white to pale yellow white, and if the outer skin is not removed, the surface is white or yellow white. Crispy in texture, uneven in cross-section, with a brown formation layer, white skin with cracks, and pale yellow white wood<2. Internal quality indicators: The total saponin content of Niujiayingzi Platycodon grandiflorum is 3-4 g/100g, the total flavonoid content is 0.02-0.03 g/100g, the protein content is 7-8 g/100g, and it also contains a large amount of essential amino acids and polysaccharides for the human body. It has the functions of dispelling phlegm, stopping cough, promoting lung function, and expelling pus

3. Safety requirements: Niujiayingzi Platycodon grandiflorum, due to the absence of industrial pollution in the production area, was recognized as a pollution-free production base by the Agriculture Department of Inner Mongolia Autonomous Region in 2004. The water quality and soil meet safety standards, so the grown Platycodon grandiflorum has no pesticide residues and is a qualified pollution-free agricultural product. The planting products of Niujiayingzi Platycodon grandiflorum comply with relevant regulations and laws such as the Agricultural Product Quality and Safety Law of the People's Republic of China and the Management Measures for Agricultural Product Labeling and Packaging

4. Grading: Divided into special grade, first grade, second grade, third grade, and uniform grade based on sensory indicators and physical and chemical indicators

5. Packaging: The packaging material used is tile wheel paper box, and the size of the paper box can be determined according to the requirements of the exporter or purchaser. The hygiene standards should meet food grade standards

6. Transportation: Transportation vehicles or containers should have good ventilation to maintain dryness, and should have moisture-proof measures to shorten transportation time as much as possible. It should not be mixed with other toxic, harmful, or easily cross flavored substances

7. Storage: If dried Platycodon grandiflorus is not sold immediately, it should be stored indoors in a dry place after packaging, and the harm of animals such as mice should be prevented. To maintain the color, dry Campanula can also be stored in a sealed polyethylene plastic bag and checked regularly. But after entering summer, due to the rise in temperature, it should be stored in a place with low temperature conditions, generally safely stored below 10 ℃

How did the history of Niujiayingzi Platycodon grandiflorus come about