title: [The peculiarities of the biology of ticks inhabiting the environs of Tomsk City].
abstract: The presence of ticks Ixodes persulcatus and I. pavlovskyi occidentalis is revealed in urban parks and the forests directly adjoined to buildings. I. pavlovskyi occidentalis is found to be the dominant species nearby the city. The both species are occurred almost simultaneously, and the peak of their abundance usually falls on 2nd or 3rd ten-day period of May. In the city the ticks species ceased occurring in registers in the end of May, and in the adjacent forests they disappeared in the end of June. I. pavlovskyi occidentalis has not been found in the forests remote from the city at the distance more than 15 kilometers. Besides the above species the ticks Dermacentor reticulatus and Haemaphysalis concinna are occurred rarely in the territory examined.
authors.forename: V N
authors.initials: VN
authors.lastname: Romanenko
mesh_terms: D000222:Adaptation, Physiological; D000818:Animals; D004777:Environment; D026863:Ixodidae / Q000502:physiology*; D012800:Siberia