Licorice can also be called sweet grass root, red licorice, pink licorice, and ural licorice. It grows in arid and semi-arid desert steppe, desert edge and loess hilly area. It is a kind of good Chinese herbal medicine for the human body. Qi, heat and detoxification, phlegm and cough, relieve pain, reconcile various drugs and other effects. Today, Xiaobian will briefly talk about technical points such as licorice seed treatment, planting methods, and field management.
First, seed treatment
The licorice is treated with 60-100 degrees of hot water for 30 seconds before sowing, and then soaked in warm water for a day and night, which can increase the germination rate by 50%. Of course, it can also be treated with concentrated sulfuric acid. When the seed coat turns black, it is taken out and rinsed in clean water, then the seeds are soaked in warm water, and the seeds are swelled and then sown, which can increase the germination rate by 90%.
Second, the planting method
1. Licorice can be sown in spring or in summer. The seeding rate per mu is about 300-500 grams, the sowing depth is 3~4 cm, the row spacing is 50-60 cm, and the seedlings should reach 7000-10000.
2, seedling transplanting: can be broadcast or small sputum broadcast, cultivating a year of strong seedlings can be transplanted, spring planting or autumn planting. When planting, the plow can be used to open the ditch, the row spacing is 60 cm, the plant spacing is 15-20 cm, and 7000 plants are planted in acre. The planting depth is suitable for the roots and the ground to be leveled, and watered after planting.
3, planting rhizome: in the spring and autumn, the fresh licorice roots will be excavated, select the buds to cut 15 to 20 cm long, and then use the step plough to ditch, the mother roots are placed vertically or obliquely in the ditch, after planting the soil 10 cm, watered after planting.
Third, field management
The management of licorice is mainly to protect the mites. In the first year, the growth of the seedlings is guaranteed, and the weeding work is done. After the second year, the roots are deep and the soil is kept to some degree. In the third year, the mother roots should be preserved. After excavation, remove the residual stems and soil, remove the reeds, hairs, and branches, and dry them to a semi-dry, bundle them into small pieces.
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