机构地区: 辽宁省大石桥市高坎动物卫生监督所,辽宁营口115000
出 处: 《现代畜牧兽医》 2017年第8期40-42,共3页
摘 要: 从2016年6月至2017年5月,本研究共对辽宁省大石桥地区500只蛋鸡血清进行试验,其中散养蛋鸡250只,笼养蛋鸡250只,经间接血凝试验(AHA)检测散养蛋鸡阳性率为16.4%,笼养蛋鸡阳性率为5.2%。 This study began to experiment on May 2017 in Dashiqiao area of Liaoning Province,500 laying hens serum from June 2016, which raised 250 laying hens, 250 layers, by indirect hemag- g]utination assay(AHA) detection positive rate was 16.4% in the backyard, the positive rate is 5.2% layers.