河蟹颤抖病是由病原体寄生在蟹的白细胞及神经与肌肉的传导系统中,导致河蟹肢体颤抖、瘫痪、死亡的一种毁灭性疾病。由于病原体在体内潜伏,未发病时肉眼无法识别。一旦发病后病蟹便不摄食,药物无法进入体内,基本上治疗无效,所以对此病只能靠预防。笔者近几年在河蟹疾病防治工作 Crab tremor disease is a devastating disease caused by pathogens parasitizing white blood cells and nerve and muscle conduction systems in crabs, leading to tremors, paralysis and death of crab limbs. As the pathogens in the body lurking, unaffected by the naked eye can not be identified. Once the disease crabs do not feed, the drug can not enter the body, basically the treatment is invalid, so the disease can only rely on prevention. In recent years, I crab disease prevention and control work