奶牛乳房炎流行病学调查与损失评价
- 文章编号:
- 1002-2767(2009)02-0113-01
- 分类号:
- S858.23
- 文献标志码:
- A
- 摘要:
- 应用加州乳房炎检测法(CMT)对哈尔滨地区某奶牛场奶牛乳房炎进行了流行病学调查。在调查的648 头奶牛中, 临床型乳房炎发病率23.1%, 隐性乳房炎发病率53.7%。经济损失分析显示每年因奶牛乳房炎造成的损失为17.1万元, 表明乳房炎仍然是危害奶牛健康和经济效益的重要疾病之一。
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