摘要:
本文报告了2014年10月3日甘肃省兰州市榆中县一羊养殖厂发生一起小尾寒羊集体疑似疯草中毒事件。疑似中毒羊为不同年龄、性别的多只小尾寒羊。经对询问饲养人员饲养情况，观察疑似中毒羊各种症状，如后肢无力、目光呆滞、不食、消瘦、犬坐式、头颈后仰、手提羊耳出现转圈运动，对放养草地采集植物观察、辨认、比较后，诊断为典型的小尾寒羊疯草中毒。
Abstract: A case of suspected locoweed poisoning of small tail sheep was reported, which happened in Yuz-hong County, Lanzhou city, Gansu province, in October 3, 2014. The suspected poisoning sheep have different ages and genders. Through asking the keeping staff the feeding condition of the sheep, ob-serving a variety of symptoms of suspected poisoning sheep such as hind limb weakness, eyes dull, not eating, weight loss, dog sitting type, head and neck back and circular motion when handing sheep ears, and observing, identifying and comparing the collecting plants of the grazing grassland, it is diagnosed to be a typical locoweed poisoning disease.