犬瘟热在农木寸流行的原因及防治

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犬瘟热(CD)是由犬瘟热病毒(CDV)引起的急性高度接触性传染病。该病一年四季均可发生,但以每年的2~4月和10-12月多发,不分性别,尤以1岁以下断奶后的幼犬易感。其临床症状多样,以发热卡他性黏膜炎、肺炎、脑炎为特征。近年来,接诊的CD患犬中有80%来自农村且呈地方集中化发病。
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