Apparatus for preserving agricultural products to maintain beneficial modified atmosphere in container by controlling opening/closing of vent hole through sensing its gas concentration, and method for preserving the same

摘要

The present invention relates to an apparatus for maintaining agricultural products freshness which maintains optimal modified gas concentration by vent switch controlling with detection of a gas composition. A method for maintaining agricultural products freshness which maintains optimal modified gas concentration by vent switch controlling with detection of a gas composition maintains freshness of agricultural products provided to customers with inexpensive materials and costs and extends shelf life. [Reference numerals] (AA) Lid locking pin; (BB) Gas composition control module; (CC) Opening/closing vent; (DD) O_2 sensor; (EE) CO_2 sensor; (FF) Plastic or impervious box; (GG) Fresh agricultural products