1, choose a variety
Spinach can be divided into roots, spinach, buried spinach, spring spinach, summer spinach and autumn spinach five varieties. Therefore, planting winter spinach should use hardy varieties such as spiny seed spinach or spinach.
2, soil fertigation
In the field of spinach, fertile soils with good heat preservation and water retention properties should be selected. Plowing before the Mushi quality farmyard fertilizer 5-6 side, compound fertilizer 40 kg, intensive cultivation, leveling and making. Make sure to keep a moderately clear wind barrier when setting up the site.
3, timely sowing
Before the wintering spinach stopped growing, when the plants reached 5-6 leaves, they had stronger cold-resistance. Therefore, when the average temperature dropped to 17~19°C on that day, it was the best choice for sowing. The method is: first soak the seed with warm water of 35°C for 12 hours, remove and spread dry or sowing, and then cover the soil and step on water after sowing. Then, the drug mixed gluten was spread on the surface to prevent the earthworms from damaging the seedlings.
4, pre-winter management
After the spinach is sprouted and unearthed, a shallow earthworm cultivating soil is required to play a role in weed control and conservation. When the plants grow 3-4 leaves, to keep the soil moist, and fertilizer as appropriate; when the plant grows 5 to 6 leaves will stop growing, it is necessary to timely seal the frozen water, the timing of watering should be controlled in the soil surface deuteration Frozen night. Pouring water is best to use manure, which is conducive to spinach accelerated growth in early spring.
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