| leptospira serology in small ruminants on st. croix, u.s. virgin islands. | a serological survey of 16 serovars of leptospira interrogans, previously reported in tropical small ruminants, was undertaken to determine the serovars involved and the prevalence of these antibodies in sheep and goats on st. croix, u. s. virgin islands (usvi). seven of eight goat herds (108 animals) had at least two seropositive animals in each herd with an individual animal seroprevalence of 26%. the 53 sheep tested (one flock only) showed a 32% seroprevalence. antibodies against seven serova ... | 1992 | 1626866 |