Author(s): JIA Baoling
Pages: 20
Year: 2008 Issue:  12
Journal: Adviser of Peasant Families
Abstract: 一、饲养管理　　驱虫:抓好育肥前驱虫,一般牛的体内都有寄生虫,对牛的内脏器官造成损伤,引起消化不良、拉稀等症状,严重影响育肥牛的增重.……