T/HZYX 0002-2021 Active

Scope: This standard specifies the terms and definitions, production area, technical requirements, inspection methods, inspection rules, marking, packaging, transportation, and storage for the geographical indication product Huining Codonopsis, approved by the Trademark Office of the State Administration for Industry and Commerce (registration number: 23307866) in accordance with laws and regulations such as the Trademark Law of the People's Republic of China (Hui Zheng Han [2016] No. 28); Main technical content: 1. Site conditions: The best soils for transplanting Codonopsis are black soil, black loam, and river valley irrigated soil distributed in the altitude range of 2,200–2,500 meters, with good drainage, loose soil, an organic matter content of ≥15 g/kg, total nitrogen of 1.0–2.8 g/kg, total phosphorus of 1.0–1.6 g/kg, total potassium of 15–22 g/kg, available phosphorus of 4–15 mg/kg, and available potassium of 100–200 mg/kg. The soil environmental quality should meet the second-level requirements of GB 15618; environmental and air quality should meet the first-level requirements of GB 3095 and the requirements of GB 9137; irrigation water should meet the requirements of GB 5084. 2. Seed requirements: Seeds should be full and healthy, with a dry seed weight of 0.28–0.31 g/1000 seeds, a seed purity of ≥95%, a seed purity of ≥95%, a germination rate of ≥80%, and a moisture content of ≤10%. Only seeds that are full, bright in color, and free from pollution should be selected. Impurities and damaged or moldy seeds should be removed. 3. Seedling cultivation: Seedling cultivation can be carried out in spring and autumn during the rainy season. The optimum germination temperature is 15–20 °C, and the sowing period varies from late March to early May depending on altitude. 4. Fertilization: Apply 20 t/hm2 of organic fertilizer as basal fertilizer and 50% zinc phosphorus 0.3 g/m2 for soil disinfection. Soak the seeds in warm water to enhance germination and in