If the boar is housed in a boar detector pen there are certain requirements for the pen layout. The boar should be able to see other animals. It should be ensured that the boar does not freeze. Therefore, the pen must be properly bedded maybe with a cover. Sows that seek out the boar are recorded electronically. There is no guarantee that all oestrus sows will contact the boar.
公猪必须每个星期换一次地方，这样可以保持新鲜感 。公猪每14天要交配一头母猪，这确保它不会失去性欲 。
The boar must change place weekly, so he preserves =novelty effffect. The boar should every 14 day be allowed to mate a sow so he does not loose interest.
公猪根据下表饲喂：
A boar is fed according to the following instructions:
在公猪与母猪接触前，需要接种跟后备母猪一样的基本疫苗（猪细小病毒、猪丹毒病毒等） 。然后它要跟经产母猪一样，大约每年接种2-2.5次疫苗 。
Before the boar comes in contact with the sows, he should have received the basic vaccines like the gilts. (PPV, erysipelas, etc.) Then he should be vaccinated as sows – approx. 2-2,5 times annualy.
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