| 摘要 |
A method of preserving perishable food or the like in a nonfrozen state in the nonfreezing region below the freezing point of the food or the like, which comprises comparatively rapidly cooling the same from the ordinary temperature to the vicinity of the freezing point of the same and then slowly cooling the same below the freezing point at a cooling rate of 0.01 - 0.5 DEG C /h, and this method permits perishables such as vegetables, fruits, fishes or shellfishes to be preserved with a high freshness and can suppress without fail any lowering in the freshness thereof which inevitably occurs immediately after harvesting, and high-freshness and high-quality perishables can be supplied to consumers without suffering the lowering in the freshness thereof immediately after harvesting by the combination of the perishables treated as above can be kept for long in the hands of the consumers and can be prevented from undergoing rapid deterioration of the quality unlike conventional ones, and further it is possible to produce frozen products of the type unavailable heretobefore. |
