| bovine trypanosomosis in the upper west region of ghana: entomological, parasitological and serological cross-sectional surveys. | baseline surveys were conducted in the upper west region of ghana to assess the distribution and densities of tsetse species, as well as the prevalence of bovine trypanosomosis. the entomological survey was designed to cover the suitable tsetse habitats along the three main rivers in the study area (i.e. black volta, kulpawn and sissili). results indicated the presence of glossina tachinoides in all three river basins, whilst glossina palpalis gambiensis was only found close to the southern limi ... | 2011 | 21550616 |