1, Chinese cabbage
First, dry Chinese cabbage outdoors for 2-3 days until it withers and is not easy to break. Stacked outdoors, stored at about 0℃. When the temperature is below -5C, cover it with cold-proof articles. When stacking, first lay boards on the ground, with leaves piled outward and roots piled inward. At the beginning, pour them once a week, tear off rotten leaves and remove diseased plants to prevent rot.
Step 2: potatoes
Put the fresh potatoes in the paper box, then spread waste paper such as newspapers on the bottom, sprinkle some edible alkali and add potatoes. It's best to avoid light, so it can be preserved for a longer time. Cover it and put it on the shelf off the ground.
It is cold in winter in Northeast China, and it can also be stored like this, because the indoor temperature is high, and improper storage will germinate. The climate in the south is humid, and it germinates after being placed on the ground for a few days.
3. onions (surname)
Onions are frost-resistant plants and can be frozen in the refrigerator. First, take out the dry, yellow and withered leaves on the onion surface, expose them to the sun, keep them moist, chop them up, wrap them in plastic film and put them in the refrigerator for several weeks. They don't dry, they can be taken at any time, which is very convenient and very suitable for small people at home. ?
COVID-19 diet attention
In diet, we should eat more fresh vegetables and fruits in season, and eat more foods containing protein and rich amino acids. Also eat some nuts, such as walnuts, peanuts, pine nuts and so on.
Avoid eating junk food, fried, smoked, spicy and irritating food. It is necessary to develop good eating habits, regular work and rest, and ensure adequate sleep and a good attitude.