论文部分内容阅读
Progression of lesions in the respiratory tract of broilers after single infection with Escherichia
【机 构】
：
Animal Health Service (GD),Poultry Health Centre Ltd.,Deventer,the Netherlands
【出 处】
：
15th World Veterinary Poultry Congress(第十五届禽病大会)
【发表日期】
：
2007年1期
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