Where the udder has partially or totally dried up, supplementary feed must be provided to the piglets (milk powder, electrolytes, creep feed), or they must be fostered onto a sow still yielding sufficient milk.

• 当母猪开始部分不产乳或完全不产乳，就必须提供食物（如奶粉、电解质、耐消化饲料）给小猪或者寄养在足量奶的母猪身边。