摘要
对山东省肉牛饲养比较集中的８ 个县（ 市） 部分育肥牛场及其周边区域肉‘牛群的疫病检测，发现部分老的疫病已不存在，但肉牛疫病的种类、数量仍在逐渐增多，且复杂多样。
The epidemic disease survey of some beef cattle fattening farms and herds in 8 counties (cities) of Shandong province indicated that some old disease had diminished, but the types and numbers of beef cattle disease were still increasing gradually and becoming more complicate, which emphasized awareness of the extremely great tasks of disease prevention in large scale beef cattle industry.
出处
《黄牛杂志》
1999年第5期68-69,共2页
Journal of Yellow Cattle Science
基金
国家"九五"重点攻关项目
关键词
肉牛
疫病
检测
beef cattle
epidemic disease
detection
