1. Pay attention to the field drainage before harvesting, choose to harvest on sunny days, and the harvested tubers should be fully dried and then simmered.
2. Featured potato chips. Potato chips with disease, insect bites, frostbite and damage should be strictly removed before entering the sputum.
3 Storage and disinfection. The old cockroaches should be thoroughly cleaned. The bandits should scrape off a layer of soil to see the new soil; and disinfect the potato pieces before they enter the pot. According to 10 ml of formalin 40 ml per cubic meter and 7 g of potassium permanganate, potassium permanganate was first placed in a masher, then poured into formalin to produce a disinfecting gas, and then the yam 48 was sealed. Hour, store after two days of ventilation after disinfection.
4. Control the amount of storage. It is better to store the potato tubers in two-thirds of the volume of the alfalfa.
5. Strictly control the temperature and humidity of the storage. The temperature is 1 ° C to 4 ° C, and the humidity is preferably 80% to 90%.
6. During storage, choose 1-3 pm in the afternoon, open the mouth for 1 hour, fully reduce the humidity and temperature.
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