| postnatal neosporosis in dairy cattle in northeast thailand. | a total of 83 dairy cows in loei province (muang) and nong bua lamphu (nbl) province, northeast thailand were sampled three times within 6 months in 1998 and their sera were examined for antibodies to neospora caninum at a dilution of 1:100 in the indirect fluorescent antibody test (ifat). in muang the seroprevalence of n. caninum was 37.5% (june), 60% (august), and 62.5% (november). in nbl the prevalence was 50% (august) and 70% (november). in both areas abortions were observed between 1 and 3 ... | 2001 | 11113552 |