Radix isatidis cultivation techniques
Banlangen is called Alias ​​root and indigo root. Its roots and leaves can be used as medicine. The leaves are called Daqingye, and the roots and leaves have the effects of clearing heat and detoxifying and cooling blood. Treatment of fever, fever, spotting, wind-heat fever, swollen throat, hepatitis, ribitis and so on. Radix Isatidis has a wide adaptability, and it is planted all over the country. It is dried and used as a medicine by cutting 1-2 times. It is not harvested in the autumn and is seeded in the summer of the second year. 1. Habitat Banlangen does not require strict soil, and it is suitable for deep fertile and well-drained sandy loam soil or mixed soil. Strong cold resistance, the winter can be in the ground. Low-lying plots of land should not be planted. 2. Planting can be carried out in spring, summer and autumn. 3. Harvesting and processing in spring and summer are all excavated from cold dew to frost. The roots and leaves are separated from the sun, and the coarse roots and fine roots are separated from the sun, and the coarse roots and fine roots are separated from the sun, and dried and used as medicine. Keep farming, in parallel with the water before the earth is frozen, after the spring of the second year, 50 kg of compound fertilizer per mu, the seed before the yellow seed mature, harvest threshing, can receive about 200 kg per mu.
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