肉鸡肠毒综合征病因分析与防治措施

Etiology Analysis and Prevention Measures of Broiler Enterotoxemia Syndrome

肉鸡肠毒综合征是一种因外界环境骤变、饲养不善以及药物滥用等因素影响而引起的肉鸡肠道发生细菌、球虫、病毒等混合感染的综合性疾病。主要发病症状为脱水、腹泻、肠道出血性坏死、粘膜脱落及肠腔内有饲料残余等。该病虽然致死率不高,但因其发病症状与消化不良相似,故而容易发生误诊而贻误最佳治疗时机,给养殖户带来经济效益损失。因此,对该病不能忽视大意。文章对该病的临床症状、流行特点、病理变化以及发病原因等系统地进行表述,同时结合该病防治具体原则和要求,从环境调控、饲料配比、疫苗防疫、饲喂管理、平衡电解质以及修复肠道粘膜等防治措施入手,进一步提升肉鸡肠毒综合征的预防和治疗成效。

Broiler enterotoxic syndrome is a comprehensive disease caused by mixed infection of bacteria,coccidia and virus in broiler chickens caused by sudden change of environment, malnutrition and drug abuse.The main symptoms are dehydration, diarrhea, intestinal bleeding necrosis, mucosal shedding and intestine with feed residue and so on. Although the disease is not high mortality rate, but because of its symptoms and dyspepsia similar, and therefore prone to misdiagnosis and adversely affected by the timing of treatment, to bring economic benefits to farmers. Therefore, the disease can not ignore the effect. In this paper, the clinical symptoms, epidemiological characteristics, pathological changes and pathogenesis of the disease were systematically expressed. At the same time, the specific principles and requirements of the disease control, from environmental regulation, feed ratio, vaccine epidemic prevention, feeding management, balanced electrolyte and Repair intestinal mucosal and other control measures to further improve the prevention and treatment of broiler poisonous bowel syndrome efficacy.