The same effects of inbreeding may have occurred in controlled cattle populations, with some additional, and perhaps unrecognized, advantages.
近亲繁殖在有限的一部分牛群中可能会有同样的效果,同时它还有其他一些也许还未被认识到的优点。
2
It is activated from the brainstem reticulospinal neurones, which in turn are controlled from diencephalon and mesencephalon with separate populations of locomotor command neurones.