Method for planting gentiana rigescens

Abstract

The invention discloses a method for planting gentiana rigescens. The method comprises the steps of selecting and preparing land: selecting sandy soil or black soil with the PH of 5.5-6.5 at an altitude of 1700-4200 m, preparing land, and removing grass and small undershrub which are 30 cm higher than the ground; sowing seeds: at the first ten-day period of June, evenly mixing gentiana rigescens seeds and sterile soil according to a mass ratio of 1:100, evenly spreading the mixture, and enabling the seed usage amount to be 0.5-1.5 kg per mu; performing field management: performing watering after the seeds are sown, and maintaining the soil humidity of 50-70%; performing weeding; performing shading; removing all flower buds after squaring in a non-seed-collection field; at a leaf expansion to squaring stage and a flowering to fruiting stage, performing leaf surface topdressing twice, and using the fertilizer of monopotassium phosphate with a mass percentage concentration of 0.2-1%; performing pest control and prevention; performing harvesting: harvesting gentiana rigescens after plantation for 2-3 years, harvesting gentiana rigescens in spring and autumn, and harvesting gentiana rigescens in autumn mainly. The method has the advantages of high yield, good quality and high active ingredient content.

Description

technical field [0001] The invention belongs to the technical field of planting Chinese medicinal materials, and in particular relates to a planting method of gentian gentian. Background technique [0002] Gentian gentian is the dry root and rhizome of Gentiana genus Gentiana in the family Gentianaceae. It is one of the species of gentian collected in the Pharmacopoeia of the People's Republic of China. Herring Gallbladder and Gentiana Xiaoqin have the functions of clearing away heat and dampness, purging liver and gallbladder excess fire, and can be used to invigorate the stomach, protect the liver, promote gallbladder, anti-inflammation, relieve spasm, sedative, and analgesic. [0003] Up to now, most of gentian is wild, and the wild resources have been severely reduced due to long-term mining, which cannot meet the vast demand of the market. The history of its artificial cultivation is not long, and most of them have problems such as low yield, poor quality, and low ge...

AI Technical Summary

Problems solved by technology

[0003] Up to now, most of the gentian is wild, and the wild resources have been seriously reduced due to long-term mining, which cannot meet the vast demand of the market.

The history of its artificial cultivation is not long, and most of them have problems such as low yield, poor quality, and low gentiopicroside content.