| epidemiology of bovine tick-borne diseases in southern italy. | this investigation was carried out in an area covering part of three southern italian regions: campania, basilicata and apulia. eighty-one farms were involved using the formula suggested by thrusfield; they were equally distributed over the area which was subdivided into 81 geo-referenced sub-areas. in may and june 1999 from a total of 506 cattle, older than 18 months, blood-samples were taken and ticks were collected and identified. serum samples were tested for antibodies of bahesia bigemina, ... | 2002 | 12199369 |