For winter greenhouse cultivation, choose color amaranths with good taste, high yield, strong stress resistance, and cold tolerance. Choose flat terrain, fertile soil, convenient drainage and irrigation, and low weeds. Deep till 15-20 cm in early November, combined with deep tillage After fertilization, seeds can be planted in mid-to-late November. After dressing the seeds with the new high-fat film, mix the seeds with an appropriate amount of fine sand and spread them evenly on the border surface. Use your feet to suppress or cover a layer of manure, and then cover the mulch. Then use 2 m long bamboo strips to support a 70-80 cm high small arch, and cover it with a film. On the basis of watering sole water, no watering before emergence, seedlings will emerge within 5-7 days. After the cotyledons are unearthed, the mulch is removed and the seedlings are weeded in the field for the first time. When 2 true leaves are grown, perform a second weeding and thinning, and topdressing * second fertilizer, water * second time, after each harvest *, top dressing, watering * and spraying vegetable Zhuangshenling to make amaranth seedlings grow vigorously , The stem is thick, the leaves are thick, high yield and high quality. At the end of March of the following year, when the temperature rises, the small arch can be removed and a new high-fat film is sprayed to prevent high-temperature seedling burning and white rust disease of amaranth.
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When human beings have experienced disasters, we know that life and health are so precious.
dizziness and restlessness.
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Inhalation of oxygen can improve the level of arterial blood oxygen partial pressure and oxygen
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Patients with chronic heart and lung diseases, long-term oxygen inhalation can delay the aggravation
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