Laryngotrachea tissues from the fowl dead by fowl pox of diphtheritic type were dissected and fixed.
取白喉型鸡痘病死鸡的喉气管组织，切片并固定。
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Laryngotrachea tissues from the fowl dead by fowl pox of diphtheritic type were dissected, fixed, embedded, strained and ultrastructural changes of morphology were observed by EMS.