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blight of grazing livestock
释义
blight of grazing livestock
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放牧家畜疫病
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blight of grazing livestock
放牧家畜疫病
以草原植物为主要食物来源,由人类饲养驯化,且可以人为控制其繁殖的经济动物(如牛、羊、马等),在寄生虫、细菌、病毒等微生物感染的病因作用下,自稳调节及生理状态紊乱,继而引发一系列代谢、功能、结构的变化,最终导致体征和行为异常的病理状态现象。
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