牛、羊规模化养殖中存在的问题及对策

牛、羊规模化养殖中存在的问题及对策

浪腾

Exiting Problems and Countermeasures in Large-scale Breeding of Cattle and Sheep

畜牧与饲料科学 . 2018, (2): 81 -81 . DOI: 10.12160/j.issn.1672-5190.2018.02.022