The sow crate design is fairly uniform around the world. The feeder can be made of metal, but more often the sow feeder is concrete. Metal bars are at the front of the crate.
这种猪舍的设计可以说在全世界都是统一的，猪的食槽可以用金属制成，但是大多数的是用混凝土做成的，金属食槽在栏前面。
So that's why so many get crushed - not a clumsy sow or a poorly designed crate or too rough a floor, but hypoglycaemia (low blood sugar).
这也是为什么许多新生仔猪死亡的原因，并不是因为母猪笨拙、栏舍设计不良抑或是地板过于粗糙，而是因为血糖低。
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