The difference between Tongcao and Tongjing grass

Although there was only one word difference between Tongcao and Jingcao, they were different species. What is the difference between grass and grass?

What is the difference between grass and grass?

Different varieties: Tongcao is the stem pith of Tongtuomu, a plant of Araliaceae, while Jingcao is the whole grass of Argyropteris argyropteris, a plant of Pteridophyllum of Pteridophyllum family in China; different effects: Jingcao has the effects of activating blood circulation, regulating menstruation, relieving cough, removing dampness, detoxifying and detumescence; Tongcao is a Chinese medicine for promoting hydration and removing dampness. Indications: wet and warm urine, gonorrhea astringent pain, edema and oliguria, and lack of milk.

II. Cultivation methods of Ipomoea paniculata

1. Land selection and preparation

The cultivation land of Ipomoea paniculata should be selected from miscellaneous forest with convenient irrigation and good drainage, secondary forest mountain valley land, gentle slope area, slope not exceeding 10~15 degrees, fertile brown forest soil and sandy soil, and soil preparation should be carried out before sowing.

2. propagation techniques

The suitable planting time is from April to October, and the row spacing is 20~25 cm on rainy days or sunny afternoon when the sun is inclined. The plant spacing can be determined according to the soil fertility, management thickness and irrigation difficulty. The seeds can be planted in the ditch and then covered with 2~3 cm soil.

3. field management

After sowing, keep the soil moist, and pay attention to drainage during seedling growth period. Seedling height of more than 30 cm should be tower vines, take artificial frame can be built into a variety of branches fence support, can use small trees or shrubs, such as Vitex trifoliata, mountain edamame and so on. Farm manure is applied 2~3 times a year during the growth period.

4. bingchong prevention

During its growth period, Ipomoea paniculata has few diseases, mainly pests. The larvae of Papilio akebia bite leaves and stems from July to September, and are sprayed with 90% trichlorfon 500~800 times solution during the development period. Aphids damage leaves, spray with 40% dimethoate emulsion 2000 times.

5. Harvest and seed retention

in autumn and winter, that base part of the plant is cut off, the head and tail and young branches are removed, the thick bark of the external wood column is scraped off, the vine stem is dried, the vine stem is straightened in the drying process, the vine stem is tied according to the diameter and the thickness, and the vine stem is continuously dried to obtain the product. Select large, plump, disease-free seeds.

Although Tongcao and Jingcao, listen to the name is very similar, but the effect of the two is different, we must not confuse.