Coptis in the name, the earliest in "Shen Nong's Materia Medica", said: "top grade, a Wang Lian." "Pharmacological" also known as "branch even". Coptis mainly medicinal plants, the country used berberine as the main raw material, developed a large number of proprietary Chinese medicines, but also developed Coptis series of cultural tourism products, such as berberine, aprotrichia stem dishes, berberine feet, bath health products Wait.
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1, garden soil (or vegetable garden soil, pastoral soil): ordinary cultivated soil, because of regular fertilization cultivation, high fertility, good grain structure, is the main raw material for preparation of culture soil. Disadvantages: When the surface is dry and easy to dry, the water permeability is poor when wet. Cannot be used alone.
2, rot leaf soil: the use of a variety of plant leaves, weeds, etc. mixed into the garden soil, add water and human urine fermentation culture soil made of PH value is acidic. Use after exposure.
3, mountain mud: natural humus soil, loose soil, acidic. It is often used as an acid flower such as camellia, orchid, and azalea.
4, river sand: good air permeability, mixed with heavy soil, can improve the soil, increase drainage and ventilation. The disadvantage is that there is no fertility
5, herbal ash: rich in potassium. Add in the culture soil, make it drain well, loose soil.
6, bone meal: animal bone grinding, fermentation contains a lot of phosphate fertilizer. The amount added does not exceed 1%
7. Sawdust (sawing) It has all the requirements for potted flower soil requirements: it can be used alone, and it cannot be fixed by using it alone. Therefore, it is mixed with other materials to increase drainage permeability.
* Disinfection of soil
Pharmaceutical Disinfection Act: Mainly spray 4-5 ml of 40% formalin per liter of soil. Then it was sealed. After 48 hours, it was opened. Formalin was released as gas.
* Determination and adjustment of soil pH
Adjustment: When the acidity is too high, some lime powder may be added to the culture soil or the proportion of plant ash may be increased; when the alkali is high, an appropriate amount of aluminum sulfate (white peony) or ferrous sulfate (green ash) or sulfur powder may be added.
Preparation of flowering soil
* Preparation of culture soil material