大白菜是我国北方的主要秋冬菜,每年冬季来临前,家家户户都要贮存。贮存白菜应该注意以下几点:(1)选包心紧实、无病虫害的白菜贮存。由于刚买回来的白菜水分大,易腐烂。贮存前应先撕去残破的黄叶,放在向阳的地方晾晒3—5天,让它失去一些水分。晒时要勤翻,让菜棵的两面都晒到,使外帮绵软,否则没晒着的一面,外帮容易捂黄、掉帮。(2)贮存白菜的前期要防热,后期要防冻,适宜储藏的温度 Chinese cabbage is the main autumn and winter vegetables in northern China, each winter before coming, every household should be stored. Cabbage should pay attention to the following points: (1) choose the package tight, no pests and diseases of cabbage storage. Because the cabbage bought fresh water, perishable. Tear off the broken yellow leaves before storage and leave on sunny days for 3-5 days to allow it to lose some moisture. When the sun to ground frequently, so that vegetables on both sides of the sun, so soft, otherwise no drying side, outside help easily cover yellow, help out. (2) Preservation of cabbage to heat the early, late to antifreeze, suitable storage temperature