摘要
调查结果表明，被调查的郑州地区８个父母代种鸡场，有５个（６２５％）为鸡白血病感染阳性场。在调查的８个品种种鸡中，检出的５个阳性品种均为进口，（艾维菌、ＡＡ、雅发、海兰、罗曼）种鸡。应用羽髓琼脂扩散试验（ＦＭＡＧＤＴ）和卵清琼脂扩散试验（ＥＡＡＧＤＴ）进行对比检测，结果证明，ＦＭＡＧＤＴ检出阳性率为７６％～２０％；而ＥＡＡＧＤＴ则为６３％～１６６％，前者检出的效果高于后者。笔者建议，在兽医部门监督下，使用ＦＭＡＧＤＴ对郑州地区种鸡场进行一次鸡白血病的检疫，淘汰阳性鸡群，以净化种鸡群。
The investigation results showed that 5 out of 8 investigated breeder poultry farms for parent stock in Zhengzhou area were the avian leukosis positive farm,whch accounted for 625%,All the 5 positive varieties(Oiweyin AA Yafa HyLine Lohmann)from 8 breeder chicken varieties were inported from foreign countries.The Feather Marrow Agar Gel Diffussion test(FMAGDT)and the Egg Albumen Agar Gel Diffussion.Test(EAAGDT)were used to conduct comparison detection and the results showed that the positive rate detected with FMAGDT was 76%～20%,which was higher than that (63%～166%)obtained with EAAGDT We suggested using FMAGDT to conduet a quarantine for avian leukosis on all breeder chicken farms in Zhengzhou area so as to eliminate the positive chicken population and to purify the breeder chicken population.
