2021年10月25日，四川省宣漢縣某肉牛場發(f刀廠ā)生肉牛猝死事(shì)件。爲了解事(錢鄉shì)件狀況和發(fā)生原因，并盡可能(néng)算門采取措施減少養殖場的經(jīng)濟損失，赴現場開(kāi)展了流行病學(xu但呢é)調查。調查發(fā)現，該牛場3天内共死亡22頭牛，累積死亡率爲近問46.8%（22/47）。綜合流行病學(xué子線)調查信息、病牛臨床症狀、剖檢變化，初步推測肉牛猝死的原因是飼喂黴變花可飼料導緻黃曲黴等毒素中毒。通過(guò)暫停飼喂原飼料，增加飲水量，少業更換飼草飼料并添加蒙脫石脫黴劑，肉外門牛發(fā)病情況得到有效控制。該起(qǐ)肉牛猝死事(shì)件提數紅示，養殖場人員應加強飼養管理和聽西疫病防控知識的學(xué)習，兵雨增強責任心，提高飼養管理能(néng)力。

An Emergency Epi國微demiological Inv能西estigation on a Poi門知soning Event with Aflat知飛oxin and Other To著土xins in Beef Cattle

On October 25，2021，some b森靜eef cattle suddenly died in費業 a farm in Xuanhan機湖 County，Sichuan Province. In order to i服唱nvestigate the event and find 問好out all the causes leading to t厭分he death，and to take measures to reduc女慢e economic loss of the farm as 也嗎far as possible，an e看制pidemiological investigation was carri內廠ed out on the farm. 見喝It was investigated that a total哥可 of 22 cattle died with冷話in three days，with a cumulative mortal來離ity rate of 46.8%（22/47南錢）. It was preliminar但服ily speculated that，based on 生匠the information of mov友放ement，clinical s個問ymptoms and chang跳些es under autopsy，習線the cattle died of aflatoxin poiso海議ning due to feeding 城年with moldy feed. T視理he disease was ef子懂fectively controlled after stopping fe算匠eding the previou坐湖s feed，increasing the是又 amount of drinking wa城亮ter，changing forage and adding montmor可坐illonite. It was suggest習跳ed that the farm staff shou兒身ld learn the knowledge a冷河bout breeding manageme作不nt and disease preventi女子on and control，st謝遠rengthen their sense of responsibility 用內and improve their ability for暗鐵 feeding and management.

原文鏈接：https://kns.cnki.net/kcms/detai的友l/detail.aspx?dbcode=CJFD&費麗dbname=CJFDAUTO&filena水女me=ZGDW202207005&uniplatform=NZKPT音通&v=vPzqR5W2eDD1sLpdEZ2oUCW1MI笑內b5Q4Fccvo3-S6QIJ5B6hBPbp1-9ky很從Fb4c9Wgs_