PACKAGING BAG FOR RETAINING FRESHNESS OF VEGETABLE AND FRUIT, PACKAGE CONTAINING VEGETABLE AND FRUIT USING THE SAME, AND METHOD FOR RETAINING FRESHNESS OF VEGETABLE AND FRUIT

摘要

PROBLEM TO BE SOLVED: To suppress stably deterioration or decay of vegetables and fruits.SOLUTION: In a packaging bag for retaining freshness of vegetables and fruits constituted of a perforated synthetic resin film, open holes are provided in the perforated synthetic resin film. In the packaging bag for retaining freshness of vegetables and fruits, when the hole area on the outer surface of the packaging bag for retaining freshness of vegetables and fruits is expressed as Sout and the hole area on the inner surface of the packaging bag for retaining freshness of vegetables and fruits is expressed as Sin, concerning the open holes, the following inequality is satisfied: Sout/Sin>1.