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2月上旬立春后,气候开始回暖,窖温逐渐上升,大白菜进入贮藏后期,管理与前阶段有较大的差异:1.改变放风时间:气温回升,放风时间改在早晨、傍晚和夜间,力争窖温保持在0～2℃,白天外界气温高于窖温时不宜放风,应盖严窖顶天窗,堵上气眼。等外界气温低
In early February after the beginning of spring, the climate started to pick up and the temperature of the cisterns gradually increased. The Chinese cabbage entered the later stage of storage. There was a big difference between the management and the previous stage: 1. Change the time of the deflagration: the temperature rose and the defluid time changed in the morning, evening and night, Vigorously strive to maintain pit temperature 0 ~ 2 ℃, during the day when the outside air temperature is higher than the pit temperature should not be leaked, should be covered with pit roof pit, plug the eye. Low outside temperature