T-2毒素是污染我国饲料的主要霉菌毒素，主要危害动物的造血组织和免疫器官，引起出血性综合征，出现白细胞减少、贫血，使胃肠道功能受损等，对畜禽健康和畜牧业生产的危害很大。本文主要从T-2毒素的一般性质、产毒菌株、毒性效应、毒性机制及预防控制等方面作了论述。

T-2 toxin is a main mycotoxin to cause feed pollution, which harms hematopoietic tissues and immune organs of animals, causes hemorrhagic syndrome, leukopenia, anemia, and gastrointestinal dysfunction, and greatly disserves the animal health and livestock production. In this paper, general properties, toxigenic strains, toxic effects, toxicity mechanism, prevention and control of T-2 toxin are reviewed.［Chinese Journal of Animal Nutrition，2011，23（1）：20-24］