farrowing crate

Sow activity were similar in the new type farrowing crate and the farrowing pen systems, but sow activity in the conventional farrowing crate were less than in the others.
新型分娩栏减少了对母猪身体的限制，增加了活动空间和活动量，改善了福利状况，增强了母猪的身体素质，减少了肢蹄病和繁殖障碍的发生率。