The avian coccidiosis is a cytoplastic entozoic parasite disease and may cause severe economic loss of poultry industry.
鸡球虫病是鸡球虫寄生在细胞内的原虫疾病，给养禽业所带来的经济损失较为严重。
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In this article, many kinds of Cervidae animal entozoic and ectozoic parasite are summarized throughout the world, especially in North America and Europe.