Yaks of two lactating types, the half-lactating yak and the total lactating yak, were investigated in their milk compositions, milk coagulation properties, and
Bovine oocytes cultured in vitro for 6 hours or 22 hours were cryopreserved in different vitrification solutions (EFS40, EFS50, EDFS30 or EDFS40) by the two-ste