Prevalencia de los géneros de garrapatas Rhipicephalus microplus y Amblyomma cajennense en el ganado bovino de la parroquia Huambi del cantón Sucúa

The objective of this work was to identify 2 genera of tick Rhipicephalus microplus and Amblyomma cajennense in bovines, in the Huambi parish of Canton Sucúa, province of Morona Santiago, for the development of the study 367 bovines were randomly selected, where the level was measured of infestation related to the genetics of bovines, age, sex and grass, ticks were collected manually from bovines and placed in a flask that had 70% alcohol for slaughter and subsequent analysis.In genetics, the Bos Indicus showed greater resistance, with a total of 3 infested bovines of 22, Bos Taurus presented 51 of 264 and the crosses presented 24 of 78 for the genus R. microplus, while for A. cajenennse 1 of 25 Bos Indicus presented infestation, 20 of 263 Bos Taurus and 11 of 78 crosses. For sex, females showed to be more susceptible than males for the genus R. microplus, with 57 of 255 infested females and 21 of 112 males, and for the genus A. cajennense there was no difference between sex. For the age, animals with less than one year showed an average resistance of 7.2% infested bovines and 17.2% of bovines older than one year. In the types of pasture 32% of bovines presented ticks in Brachiarias, 10% in King Grass and 0% in Elefante and Gramalote