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Preliminary ultrasonographic study of yolk sac in ostrich (Struthio camelus) chicks in Iran
【机 构】
:
Private Veterinary Practitioner,Green Tulip Farm,Saveh-Iran
【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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