A selection of 0 primer pairs used to id entify and genotype,the results showed that serovar was in .0%,serovars / in .7%,serovar in 7.%;

基因分型结果:生物变种血清变种(serovar )0例,占 .0%,血清变种 /(serovars /)例,占.7%,血清变种(serovar )9例,占7.%;