STUDY ON THE PREVALENCES OF TICK INFECTIONS ON DOGS RAISED IN TAY HO DISTRICT - HA NOI CITY

Abstract

To identify some of the epidemiological characteristics of ticks in dogs raised in Tay Ho district - Hanoi city and to apply effective tick prevention, we examined and collected parasitic ticks on the bodies of 493 dogs in 4 wards of Tay Ho district - Hanoi city. The results showed that, out of 493 dogs, there were 169 dogs infected with ticks, accounting for 34.28%; the infection intensity ranged from 3 to 205 ticks per dog; the prevalence of dogs aged over 12 months was higher than that in dogs below 12 months of age; the prevalence was not significantly different according to sex; the prevalence in domestic dogs was higher than that in foreign dogs (48.42% and 18.75%, respectively); in the Autumn- Winter season, the percentage of dogs infected with ticks and the number of ticks  per dog was much higher than that in the Spring - Summer season (29.08% and 41.23%, respectively); in our research, we identified 2 species of ticks: Rhipicephalus sanguineus and Boophilus microplus. Among them, dog were infected mostly by Rhipicephalus sanguineus (20.69%) and Boophilus microplus had infectious rate of 13.59%.