期刊文献+

奶牛乳腺炎的病因、诊断及预防 被引量:2

下载PDF
导出
摘要 奶牛乳房炎是奶牛养殖过程中常见的危害极大的疾病之一。据报道,2011年中国奶牛存栏数约为l400万头,在整个畜牧养殖中占有很大比重。有报道称我国奶牛乳房炎的平均发病率为33.41%,隐性乳房炎的平均阳性检出率为73.91%【l】。奶牛感染乳房炎后,机体产生大量炎症细胞,特别是白细胞以杀灭感染的病原微生物,并且修复受损的组织。而白细胞大量聚集,阻塞乳腺管道,导致奶牛的乳汁难以排出,从而负反馈调节神经中枢,造成泌乳细胞大量减少,从而使产奶量大量减少,对奶牛业造成严重的经济损失。
出处 《养殖技术顾问》 2012年第12期82-83,共2页 Technical Advisor for Animal Husbandry
  • 相关文献

参考文献9

二级参考文献30

  • 1Rupp R., Boichard D., Genetic parameters for clinical mastitis, somatic cell score, production, udder type traits, and milking ease in first lactation Holsteins. J. Dairy Sci. , 1999,82: 2198 ~ 2202.
  • 2Harmon R. J.. Physiology of mastitis and factors affecting somatic cell counts. J. Dairy Sci. ,1994,77:2103~2112.
  • 3Klungland H., Sabry A., Herindstad B. , et al. Quantitative trait loci affecting clinical mastitis and somatic cell count in dairy cattle. Mammal. Genome, 2001,12,837 ~ 842.
  • 4Mrode R.A. ,Swanson G. J. T.. Genetic and statistical properties of somatic cell counts and its suitability as an indirect means of reducing the incidence of mastitis in dairy cattle. Anim. Breed Abstr, 1996,64:847~ 857.
  • 5Boettcher P.J. , Hansen L. B. , VanRaden P. M. , Ernst C. A.. Genetic evaluation of Holstein bulls for somatic cell in milk of daughters. J. Dairy Sci., 1992,75:1127~1137.
  • 6Detilleux J. , Leroy P.. Application of a mixed normal mixture model for the estimation of mastitis - related parameters. J. Dairy Sci. ,2000,83: 2341 ~ 2349.
  • 7Piccinini R. , Bronzo C. , Moroni P. et al. Study on the relationship between milk immune factors and Staphylococcus aureus intramammary infections in dairy cows. J. Dairy Res. , 1999,66: 501 ~ 510.
  • 8Schukken Y. H. , Leslie K. E. , Barnum D. A. et al. Experimental Staphylococcus aureus intramammary challenge in late lactation dairy cows. Quarter and cow effects determining the probability of infection. J. Dairy Sci. , 1999,82:2393 ~ 2401.
  • 9Harris B. L., Freeman A. E., Metzger E.. Genetic and phenotypic parameters for type and production in Grernasey dairy cows. J. Dairy Sci. ,1992,75:1147~1153.
  • 10Chrystal M. A. , Seykora A.J. , Hansen L. B., Heritabilities of teat-end shape and teat diameter and their relationship with somatic cell score. J. Dairy Sci., 1999,82: 2017~ 2022.

共引文献6

同被引文献1

引证文献2

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部