Standardized cultivation techniques of Pinellia ternata

Pinellia ternata is a unique authentic traditional Chinese medicine in Huaibei City. according to the Records of Suzhou during the years of Guang Xu in the Qing Dynasty, "Pinellia ternata has only four shops, Sun-cho (now in Huaibei City) Jiaye, pink feet and white color. Beijing Tongrentang asked for Pinellia ternata here." Due to the influence of chemical herbicides, chemical fertilizers, pesticides and technology, Pinellia ternata resources are difficult to meet the market demand. In order to revive the brilliance of traditional Chinese medicine in our city and cultivate the pillar industry of traditional Chinese medicine, it is more urgent and particularly important to realize the standardized cultivation of Pinellia ternata.

1. The soil requirements of Pinellia ternata are not strict, except saline-alkali soil, the general soil is suitable for sandy loam, which can be planted in mulberry orchard or intercropping with tall stalk crops. Apply basic fertilizer, 5000 kg of farm manure, 100kg of cake fertilizer and 60kg of superphosphate, shallow ploughing and fine harrowing, leveling into a border with a width of 1.2m to facilitate irrigation and drainage.

two。 Tubers with a diameter of 0.5cm to 1.5cm are selected for tuber propagation. In Huaibei area, the seeds are generally planted when the average temperature is about 10 ℃ in March in spring. Before planting, the tubers were watered thoroughly, and the tubers were soaked in 1000 plant ash solution or 50% carbendazim solution for 2 hours. After drying, the tubers were respectively planted according to the size, the row spacing was 10 cm 15 cm, the plant spacing was 2 cm, the hole depth was 4 cm, 2 pieces were planted in each hole, and the bud head was upward, covered with soil, and slightly suppressed.