一、导言为水果蔬菜提供适宜的贮藏条件对加拿大来说是特别重要的,因为加拿大的果、蔬生长季节短,大多数水果蔬菜每年只能种一熟。对多数水果蔬菜来说,有三个因素会使它们变质并缩短贮藏期限,这就是干耗、腐烂和生理失调。这三个因素与贮藏温度、相对湿度和库内空气循环直接有关。而相对湿度,或者 I. INTRODUCTION Providing suitable storage conditions for fruits and vegetables is of particular importance to Canada because of the short growing season of fruits and vegetables in Canada and the fact that most fruits and vegetables can only grow one in a year. For most fruits and vegetables, there are three factors that can make them deteriorate and shorten the shelf life, which is dry, decay and physiological disorders. These three factors are directly related to storage temperature, relative humidity and air circulation in the storehouse. And relative humidity, or