Seed processing
In early March, the seeds to be bred will be treated with sand. The method is: seeds soaked with cold water for 1 to 2 days, suck enough water, and then the bottom layer of sand layered, put a layer of seeds on top; then spread a layer of sand, put a layer of seeds, about 4 to 5 layers of seeds, the most The upper side is covered with a layer of sandy loam soil, then sprinkled with water and sprayed with a new high-fat membrane liquid, which can insulate the antifreeze and isolate the source of the disease and increase the emergence rate. The top can also be covered with straw or corn stalks, sprinkled once every 2 days, to maintain the moisture content of sand seeds, about 1 month. In early April, when the seeds sprouted, they were planted and sown.
Seeding method
For ease of management, the nursery will be site-by-site for soil preparation. Length 6 meters, width 4 meters, spacing 12 to 15 centimeters, spacing 30 to 40 centimeters. The sprouted seeds and seed sutures are placed perpendicular to the ground and are 10 to 12 cm deep. The cover soil has a thickness of 6 to 8 cm. There is no need to step on the soil after covering the soil. After the seeds of the pods are sown, the water is poured and the new high fat film is sprayed. 600 to 800 times liquid on the surface of the plant to prevent the spread of bacteria, increase the intensity of photosynthesis, protect seedlings thrive.
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