How to plant alfalfa overnight grass artificially 1, soil preparation and fertilization
Artificial planting of alfalfa evening grass is best to plant it in the land with deep soil layer, convenient irrigation and drainage and ph value of 6.5-7.5. Before planting, soil preparation is needed to remove all weeds. After deep ploughing and fine ploughing, 2000 kg of decomposed fertilizer, 10 kg of potassium sulfate and 50 kg of calcium superphosphate should be applied to each mu of land.
2. Seed treatment
Alfalfa can be planted by sowing method. After its seeds are cleaned and dried, they are seeded with pesticides, herbicides, rhizobia and fertilizers, which can prevent alfalfa from generating diseases and pests at seedling stage, and the yield of alfalfa can be improved by adding fertilizers such as rhizobia.
3. Sowing and planting
Sowing time is most suitable in spring and autumn. Generally, the drilling method is used to sow the treated seeds into the soil according to a certain row spacing, which is generally 0-75- 1 kg per mu. After sowing, cover with a thin layer of soil and keep the soil slightly moist, and alfalfa will sprout and grow soon.
4. Maintenance management
When alfalfa grows, thin fertilizer should be applied to it regularly, and weeds should be removed in time after each harvest, so as not to affect the normal growth of alfalfa. In dry season, attention should be paid to irrigation for alfalfa, and in rainy season, attention should be paid to drainage to avoid death after it is flooded.