《礼记·月令》
于是命令有关官员，催促农民收获，务必要储存干菜，多积聚些柴米，以备过冬。
乃命有司，趣民收敛，务畜菜，多积聚。
So the relevant officials were ordered to urge the people to harvest their crops and make sure that they stored their salted vegetables dry, and put away plenty of firewood and rice to see them through the winter.