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奶牛瘤胃酸中毒由南于突然大量饲喂发酵产酸的碳水化合物、精料及酸败饲料引起的以急性消化机能紊乱、瘫痪、休克为主的代谢性疾病。笔者于2003年11月收治2例瘤胃酸中毒奶牛,现将诊治情况报告如下: 相似文献
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奶牛急性瘤胃酸中毒,是由于超量采食谷物等富含淀粉物质的饲料,瘤胃乳酸产生超过分解,导致蓄积过多而引起瘤胃微生物区系失调和功能紊乱的一种代谢性疾病。特征性的临床表现为精神高度沉郁、瘤胃内容物液化、重度脱水,发病急,病程短,死亡率高。笔者结合一急性瘤胃酸中毒病例手术治疗痊愈情况作一介绍,以期对奶牛疾病诊治提供帮助。 相似文献
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瘤胃酸中毒是由于采食了富含碳水化合物的精料,它们在瘤胃内异常发酵产生大量乳酸蓄积于瘤胃内,并被吸收而引起的一种疾病。临床上以精神异常,急性消化不良,脱水,瘤胃液pH和血液二氧化碳结合力降低,渗透压升高和瘤胃内微生物体系的改变为特征的一种瘤胃消化机能紊乱性疾病。 相似文献
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奶牛瘤胃酸中毒是由于饲喂大量发酵产酸的碳水化合物、精料及酸败饲料引起的,以急性消化机能紊乱、瘫痪、休克为主的代谢性疾病。1发病情况2013年6月20日,某奶牛场养殖户打来电话,称其牛场于19日中午喂牛时突然有一头产奶牛急性死亡,且有两头牛已卧地不起。据畜主介绍,死亡的奶牛系高产牛,早上饲喂时没有任何症状,而两头卧地不起的病牛体温偏低,分别为36℃、37.5℃,呼吸加快,急促,两肋煽动明显,眼窝塌陷,结膜潮红,反刍停止,瘤胃蠕动减弱、胀满,腹泻,粪酸臭,牛已脱水。 相似文献
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奶山羊瘤胃酸中毒是奶山羊采食过量谷物引起的一种以酸性产物堆积、脱水和毒素中毒为特征的新陈代谢疾病,是临床常见病、多发病。根据采食谷物的多少和发酵时间的长短,可以分为轻度、中度和重度酸中毒。对中度和重度酸中毒如果治疗不及时或方法不得当常引起死亡。笔者在临床实践中体会到,应特别处理好洗胃,补水,抗毒素抗休克3个环节,否则治疗效果无效。 相似文献
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The present study aimed to explore the differences in plasma and milk metabolism of dairy cows with different subacute rumen acidosis (SARA) tolerance. Twelve fistulated Holstein dairy cows in mid lactation[days in milk=(114±22) d] were selected and fed the same diet consisting of 60% forage and 40% concentrate mixture. On days 20 and 21 of the trial period, the rumen pH was monitored at 0, 2, 4, 6, 8, and 12 h after morning feeding. Milk samples were collected before feeding in the morning and evening. Blood samples were collected from the jugular vein 6 h after morning feeding. All the milk and blood samples were stored in liquid nitrogen for subsequent fatty acid composition and metabolome analysis. Cows with the lowest and highest ruminal pH were assigned into the susceptible (SUS, n=4) and tolerant (TOL, n=4) groups, respectively. The fatty acid composition results showed that the proportions of ≤C16 fatty acids in the blood and milk were significantly increased in the SUS group (P< 0.05), while the proportions of > C16 fatty acids were significantly decreased (P< 0.05). The levels of the saturated fatty acids (SFA) and monounsaturated fatty acids (MUFA) in the milk were significantly decreased in the SUS group (P< 0.05). The LC-MS metabolomics results revealed that the L-phenylpyruvate was significantly reduced, while the levels of remaining MG (18: 0/0: 0/0: 0), 9-HODE, niacinamide, isovalerylcarnitine, phosphocreatine, L-glutamic acid, and 12(13) Ep-9-KODE were substantially increased in the SUS group. The results of milk metabolome analysis indicated that the levels of 1-stearoylphosphoglycerolserine and sphingosine were significantly increased, while the levels of 14 different metabolites were significantly decreased in the SUS group (P< 0.05), including glyceryl-phosphoryl-ethanolamine, glycerol 3-phosphate, and orotic acid. These differential metabolites were mainly involved in glycerophospholipid metabolism (P< 0.05), glycerolipid metabolism, and pantothenate and CoA biosynthesis. In conclusion, the fatty acids and metabolic profiles in the plasma and milk of cows with different tolerance to SARA were different. For the SUS group, the amino acid metabolism and the de novo synthesis ability of milk fat was enhanced in the plasma, while the ability to absorb long chain fatty acids from blood was weakened. At the same time, the levels of phospholipid, orotic acid and other nutrients were decreased in the milk, which indicated that the quality of milk was reduced for the SUS cows. © 2021, Editorial Office of Acta Prataculturae Sinica. All rights reserved. 相似文献
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奶牛瘤胃酸中毒是奶牛常见的临床多发病,本病主要是因为奶牛采食大量谷类精饲料引起。常继发于奶牛瘤胃积食、前胃迟缓等病之后。笔者自2004年以来,采用中西药结合的办法,治疗153例,疗效显著。1病因1.1采食过量容易膨胀的精饲料,或者偷食大量玉米、小麦、大豆等豆谷类食物引起瘤胃积食,处理不当或者积食消除不及时继发瘤胃酸中毒。 相似文献
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亚急性瘤胃酸中毒是奶牛场近年来关注的主要问题,该病会降低采食量,降低纤维消化率,改变乳成分及引起腹泻等疾病而影响奶牛的健康,进而降低奶牛场的经济效益。本文综述了导致奶牛患亚急性瘤胃酸中毒的病因及其防治措施。 相似文献
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应用牛新鲜胃液治疗奶牛瘤胃酸中毒 总被引:2,自引:0,他引:2
在奶牛饲养过程中,往往因为缺乏科学的饲养方法,给奶牛过量的精料或长期喂饲酸度过高的青贮饲料,或因治疗方法不当,口服大量的酸性药物或刺激性强的药物,使瘤胃内的纤毛虫和纤维分解菌大量死亡。瘤胃的生物消化无法进行,导致瘤胃酸中毒,患畜食欲反刍停止,迅速脱水,全身衰竭,多数病畜迅速死亡。 相似文献
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近年来,在大量走访养牛户及奶牛疾病的防治过程中,发现有每天不住嘴地吃就是吃不饱、蔫草蔫食或只吃草不吃料(有的吃料不香、挑料吃、换料就不爱吃了等)的奶牛特别多,经详细的临床检查,可见其瘤胃酸度偏大,经询问得知,有些养殖户给奶牛饲喂苏打量小、饲喂方式不规范,而有的养殖户根本就不给奶牛喂苏打,从而形成亚临床型瘤胃酸中毒。由于 相似文献