In the spring of 2023,foot-and-mouth disease immune antibody monitoring was carried out on large-scale pig farms,dairy farms and sheep farms in Yanping district.The results show that the overall qualification rate of O/A foot-and-mouth disease in large-scale pig farms and dairy farms is more than 90%,and that in sheep farms is only about 73%;The S/N average value of large-scale pig farms and dairy farms is≤0.6,indicating that the immune effect of pig and cattle foot-and-mouth disease vaccine has reached the expected level.There are 4 sheep farms with an S/N average of≥0.6,and sheep farms should pay attention to vaccine immuniza-tion to ensure immune quality;The dispersion of antibody against type O foot-and-mouth disease≥100%,which may be related to the immune leakage in the farm.Attention should be paid to the immunization of foot-and-mouth disease in domestic animals,and targeted immunization should be carried out according to the growth and decline of individual antibodies,so as to improve the even-ness of group antibodies.
维普
万方数据