Spinach planting techniques: what should we pay attention to when growing spinach in winter?

What should we pay attention to when growing spinach in winter? Please give guidance on the matters needing attention in growing spinach in winter. Please refer to the following list: first, select a good variety. Can choose Dutch spinach K4 and other varieties. Second, apply base fertilizer during soil preparation. Can apply organic fertilizer 3 square, diammonium phosphate 20 kg, potassium sulfate 30 kg, superphosphate 20 kg. Third, use on-demand. Two grains per hole, covering soil 1.5-2 cm, sowing amount 750 grams per mu. After the seedlings come out, the seedlings can be sold, leaving one in each hole. Fourth, pay attention to irrigation and topdressing during the growth period to promote plant growth. 5. Cover crushed wheat straw and wheat bran or cover a small bow shed to prevent freezing. Click to get more spinach planting techniques click to get more vegetable planting techniques