The broiler chickens of 0 to 8 days-old are most sensitive, and the clinical manifestations are head tremors , movement disorder ,recumbancy , loss of sight and death.
The broiler chickens of 0 to 8 days-old are most sensitive, and the clinical manifestations are head tremors , movement disorder ,recumbancy , loss of sight and death.
HSMS发病日龄集中于0～8日龄,临床表现为突然出现的高死亡率,病鸡头部震颤、运动失调、昏迷、失明、死亡。