Storage and freshness preservation of Tibetan fresh jujube
In storage, first of all to ensure the storage conditions. Appropriate storage temperature is about 0°C, relative humidity is 60%, and proper ventilation is required. Digital Imaging Equipment,X-Ray Equipment And Accessories,16 Slice Ct Scan,Ct Scanner Shanghai Rocatti Biotechnology Co.,Ltd , https://www.ljdmedical.com
There are four main methods:
The first is spontaneous air conditioning storage. The method is to use 0.007 mm thick polyethylene film, made of 70 cm X 50 cm plastic bags, each bag selection of fresh dates 15 kg. When installing jujube, please be careful to put it gently, and do not break it. Seal it immediately after installation. When sealing, it can be tightly tied with a rope, or it can be heat-sealed with an iron. In general, the heat-sealed sealed packaging has the best storage effect. After jujube bagging, it should be stored in a cool pergola and placed on a shelf 60-70 cm high above the ground. Every 4-5 bags, leave a ventilation sidewalk. Early storage should pay attention to heat, the lower the temperature within the shed, the better, to avoid the fermentation of fresh jujube; winter temperatures dropped to 0 °C, jujube will not freeze. In addition, care must be taken to prevent rat damage and corruption during storage.
The second method is to store jujube in small packages. The method is to use 0.007 mm thick polyethylene film, made of 60 cm X 50 cm plastic bags, each bag of 5 kg of fresh dates selected, the bag is equipped with a suction hole, after the seal out of the bag of air, under normal conditions That is, under the conditions of 27°C in the storage temperature and 70% to 90% relative humidity, storage for 9 months can keep the fruit plump, and the meat quality, color and flavor are normal.