The latest distribution of the origin of Shegan
Shegan is a perennial herb of the genus Iridaceae, the commodity mainly comes from wild resources, and the cultivated products have also become an important source in recent years. The producing areas are mainly distributed in Hubei, Henan, Sichuan, Guizhou and other parts of the country. Hubei products are better, let's take a look!
Distribution of producing area of Shegan
Shegan is distributed in tropical, subtropical and temperate regions all over the world. China is mainly produced in Jilin, Liaoning, Hebei, Shanxi, Shandong, Henan, Anhui, Jiangsu, Zhejiang, Fujian, Taiwan, Hubei, Hunan, Jiangxi, Guangdong, Guangxi, Shaanxi, Gansu, Sichuan, Guizhou, Yunnan, Xizang and other places, also produced in Korea, Japan, India, Vietnam, the Soviet Union and other places.
The producing area environment of Shegan
Shegan is born on the edge of the forest or on the hillside grassland, and most of it is born at the lower altitude, but in the southwest mountain area, it can also grow at 2000-2200 meters above sea level, like warmth and sunshine, endure drought and cold, and is not strict with soil. the sandy loam with fertile and loose, high topography and good drainage is better, neutral loam or slightly alkaline is suitable, avoid low-lying land and saline-alkali land.
The efficacy of shoot dry
Shegan alias Wufan, Wupu, Huangyuan, Wudan, Night Gan, Wudu, Wuchuan, Cao Ginger, Ghost Fan, Fengyi, etc., with the efficacy of heat-clearing and detoxification, promoting pharynx, eliminating phlegm and salivation, commonly used for the treatment of throat swelling and pain, can clear heat and poison, detumescence and pain, often used in conjunction with burdock, Platycodon grandiflorum, licorice and so on.
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The latest sowing method of shoot dry seed
Shoot stem is usually propagated by seed and rhizome, the harvest of rhizome propagation is early and the effect is quick, but the reproduction coefficient is low, and long-term planting will lead to germplasm degeneration. Although the production cycle of seed propagation is long, but the reproduction coefficient is high, it will not lead to germplasm degradation.
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The latest seed sowing method of Codonopsis pilosula
Codonopsis pilosula likes warm and cool climate, and there are two common methods of seed direct seeding and seedling transplanting, but seed direct seeding is better. The seedling land is semi-shady and sunny slope, near the water source, free of underground pests and perennial root grass, and the second wasteland. Seeds should choose new seeds.
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