Three methods for keeping fresh chestnuts

Sand traps are commonly used in chestnut production areas. Whether it is heaping, ditching or cellaring, wet sand deposits can be used. The specific approach is: in the accumulation of open space, trench bottom or bottom, first shop 4 to 6 cm thick wet sand (with a clean river sand, humidity can be spread out by hand after the appropriate), then put a The layer of chestnut fruit is covered with a layer of wet sand, the thickness of which is generally 60 to 70 cm, and the top of the sand is again 6 to 8 cm. After the heap does not need to turn, the sand surface can be sprayed with water if it is dry, this method can be stored for 5 to 6 months.
Refrigeration is the best way to preserve fresh chestnuts. Control the temperature in the refrigerator to 0 °C ~ 2 °C, relative humidity 90% ~ 95%. Chestnuts are packed into a hemp bag. The bag is filled with wet moss as a filler, or it is packed in a basket lined with a film. The stacking is done in a cold room. If the humidity is low, it can be sprayed outside the package every 4 to 5 days. Water once. This method stores chestnut fruit with less rot and less weight loss, basically no sprouting, and can maintain good quality and flavor. The storage period can reach 1 year.
Atmosphere storage chestnuts controlled atmosphere storage can control oxygen concentration of 3% to 5%, carbon dioxide concentration below 10%, relative humidity of 90% to 95%, temperature 0 °C ~ 2 °C. Packaging and stacking methods can be used for cold storage. In addition, it can also be used for film storage, plastic film account or silicon window bag and Other simple atmosphere storage, the effect is better.

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