4.2. Relationships and origin of Chinese bovine breeds
In Bovine Breeds in China, published in 1986, 28 Chinese native breeds were
classified into three groups i.e. humpless, semi-humped, and humped types from
the north to the south [16]. The Yanbian breed, present in the north of China, is
humpless cattle and has been shown to be genetically close to European breeds
based on blood polymorphisms [24] and karyotype analyses [8]. In our study,
we found that the Yanbian breed is positioned close to the Chinese Holstein