Field Management of Medicinal Plant Codonopsis pilosula

1. Ploughing and weeding: loosen the soil and weed in time after emergence, so that the weeds can be removed as soon as possible. Pull up the big grass at any time after sealing the ridge.

2. Topdressing and watering: before the seedling is 30 cm high, 1000 Mu should be topdressing 1500 kg of human feces and urine or 10 kg of urea. Watering in time after transplanting, less or no watering can be done after survival to prevent ginseng seedlings from growing.

3. Scaffolding: when the seedling is 30 centimeters high, use bamboo poles or branches to make the stems grow.

4. seed retention: Codonopsis pilosula can bear seeds in the same year after transplanting, but the seed quality is good in the second year. Generally, from September to October, when the fruit changes from green to yellowish white and the seeds become yellowish brown, the aboveground stems are cut off, dried and threshed in the sun, and stored in a ventilated place after removing impurities. The seeds can be produced of 10kg per mu. The germination rate of fresh seeds is more than 85%, and the germination rate of aged seeds is low or lost in the next year, so it is not suitable to be planted.