Storage of Angelica sinensis
Angelica contains volatile oil and rich sugar, it is very easy to go oil and absorb moisture, the temperature is too high during storage, too long time or long-term contact with the air, the oil content is easy to seep out, resulting in oil stains on the surface of medicinal materials, causing deterioration, corruption and oil; excessive humidity or high water content of the medicine itself is prone to insect pests and mildew, so dried Angelica should be stored in a dry, cool place, and do a good job of disinfection.
The stored Angelica sinensis should be clean and dry, the water content is less than 13%, and there is no mildew or moth. Seal with double plastic bags and store in cartons or wooden cases. The storage place should choose a cool, dry, clean, well-ventilated room or warehouse, and keep it anoxic, low-temperature, dry, ventilated and away from light. Before entering the warehouse, the warehouse should be carefully cleaned and disinfected with formaldehyde if necessary. Angelica sinensis should not be stored for too long and should be processed and applied in time.
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Key points of cultivation techniques of Angelica sinensis covered with plastic film
Angelica, Umbelliferae, perennial herbs, root hypertrophy. The leaves are several pinnately compound. Summer flowering, white flowers, compound umbels. The fruit is long oval and the lateral ribs have broad wings. Produced in Gansu, Shaanxi, Sichuan, Hubei, Yunnan, Guizhou and other provinces. In traditional Chinese medicine, the root is used as medicine, warm in nature, sweet and bitter in taste, invigorating the blood, regulating menstruation and relieving pain, mainly treating blood deficiency, irregular menstruation, dysmenorrhea, amenorrhea, rheumatic arthralgia, fall injury, carbuncle and so on. The root contains volatile oil, which calms and regulates the activity of the uterus. The water-soluble components of Angelica sinensis can excite the uterus.
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Cultivation techniques of Angelica sinensis
Angelica sinensis is propagated by transplanting with seeds. The harvest in the second year of autumn direct seeding or the harvest of spring direct seeding in the same year were also found in lower altitude areas (1500-1800 m), but the yield and quality were low. Choose cool and moist Yinshan or Eryin Mountain, potholes and small basins that conserve water but do not accumulate water, instead of dry wind beams. Soil quality requires loose and fertile, there is no stone large black soil or black oil sand, generally choose wasteland to raise seedlings. Make a high border 1 meter wide on the leveled plot and plant it in mid-late June while it is wet.
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