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奶牛的牛奶热:系统回顾

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牛奶热(生产瘫痪)是一个重要的代谢紊乱的奶牛产犊。因为在此期间产生的大量的牛奶和随后对钙的需求,这些奶牛经常开发低钙血症,或异常低水平的血液中的钙营养失衡,不足,或不稳定的奶牛饲养管理程序可以创建大量和各种健康问题通常分为代谢疾病。高生产奶牛是最容易代谢疾病periparturient期间。在此期间动物是非常挑战保持体内平衡,因为钙生理和病理因素。那些失败可以开发牛奶发烧、临床疾病威胁生命的牛和其他动物患上各种各样的疾病。因为需要钙的释放乙酰胆碱的神经肌肉接点影响动物将开始体验肌肉无力。低钙血症恶化,牛会变得太弱站,最终将成为昏迷在几小时内。与钙borogluconate生产瘫痪治疗静脉注射。影响牛有一个很好的预后如果早期,妥善处理。然而,更糟糕的症状,预后往往越糟糕。 Any preventive measure must be aimed at regulating calcium haemostasis and eliminating the precipitous fall in blood calcium at parturition. For assessing economic losses caused by milk fever cost of medicines, cost of additional labour utilized, loss due to reduction in milk output, cost of animal dead and culled as well as increased susceptibility of cows to other metabolic and infectious diseases should be considered. Furthermore, as the dairy profitability is determined by the biological cycles of milk production and reproduction emphasis should be given on the nutritional management of dairy cows in the dry period as well as at parturition.

Nuraddis Ibrahim和Manzoor艾哈迈德•基尔马尼

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