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首页> 外文期刊>The Canadian veterinary journal >Studies on Colibacillosis of Calves: >II. A Clinical Evaluation of the Efficiency of Vaccination of the Dam as a Means of Preventing Colibacillosis of the Calf
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Studies on Colibacillosis of Calves: >II. A Clinical Evaluation of the Efficiency of Vaccination of the Dam as a Means of Preventing Colibacillosis of the Calf

机译:犊牛大肠杆菌感染的研究:> II。大坝疫苗接种预防小牛柯利菌病的效果的临床评价

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