1. Choosing varieties Spinach can be divided into 5 varieties: stubble spinach, countersunk spinach, spring spinach, summer spinach and autumn spinach. Therefore, winter spinach should be planted with cold-resistant varieties such as spinach or spinach. 2. Fertilize the ground. The spinach field should choose the soil with fertile soil and good thermal insulation. Before plowing, apply 5-6 square meters of high-quality farm manure and 40 kg of compound fertilizer. Keep a moderate distance from the wind when preparing the land. 1. Choosing varieties Spinach can be divided into 5 varieties: stubble spinach, countersunk spinach, spring spinach, summer spinach and autumn spinach. Therefore, winter spinach should be planted with cold-resistant varieties such as spinach or spinach. 2. Fertilize the ground. The spinach field should choose the soil with fertile soil and good thermal insulation. Before plowing, apply 5-6 square meters of high-quality farm manure and 40 kg of compound fertilizer. Keep a moderate distance from the wind when preparing the land. 3. Sowing the winter spinach in time before the plant stops growing and the plant reaches 5-6 leaves. Therefore, when the average temperature of the day drops to 17-19 ° C, it is most suitable for sowing. The method is: first soak the seeds in warm water at 35 ° C for 12 hours, remove and dry or spread the seeds, and cover the soil with water after sowing. Then, the poisonous bran is sprinkled on the surface with medicine to prevent underground pests such as crickets from harming the seedlings. 4. After the spinach sprouts and unearthed before winter management, it is necessary to carry out shallow soil loosening to play a role of weeding and protection. When the plant grows 3-4 leaves, it is necessary to keep the soil moist and topdress as appropriate; when the plant grows 5 to 6 leaves are about to stop growing, they should be frozen in time. The timing of watering should be controlled on the soil surface. Frozen at night. Frozen water is best to use fecal water, which is conducive to spinach in early spring and green growth. 3. Sowing the winter spinach in time before the plant stops growing and the plant reaches 5-6 leaves. Therefore, when the average temperature of the day drops to 17-19 ° C, it is most suitable for sowing. The method is: first soak the seeds in warm water at 35 ° C for 12 hours, remove and dry or spread the seeds, and cover the soil with water after sowing. Then, the poisonous bran is sprinkled on the surface with medicine to prevent underground pests such as crickets from harming the seedlings. 4. After the spinach sprouts and unearthed before winter management, it is necessary to carry out shallow soil loosening to play a role of weeding and protection. When the plant grows 3-4 leaves, it is necessary to keep the soil moist and topdress as appropriate; when the plant grows 5 to 6 leaves are about to stop growing, they should be frozen in time. The timing of watering should be controlled on the soil surface. Frozen at night. Frozen water is best to use fecal water, which is conducive to spinach in early spring and green growth. Disclaimer: Some articles on this website are transferred from the Internet. If you have third party legal rights, please inform this website to deal with them. phone pull out sofa bed,Sofa Beds,single sofa bed,double sofa bed Guangzhou LoPhiDa Co.Ltd , https://www.widinlsamachine.com