black shank disease黑胫病
black head disease enterohepatitis黑头病
black spermatophore disease黑精巢病
beet black scorch disease甜菜黑色焦枯病
black point disease黑点病
cabbage black leg disease甘蓝黑胫病
black lung disease黑肺病
black rot disease黑腐病
black tongue disease黑舌病
N（名词） an infectious necrotic hepatitis in sheep and occasionally cattle caused by to toxins produced by infection with species of Clostridial. Secondary to liver fluke infestation, the disease is characterized by sudden death. So-called because of the black discolouration of subcutaneous tissues due to congestion and haemorrhage seen at post-mortem 黑死病 [vet science]