title: [Ecology and ethology of Ixodes ricinus L. in Switzerland. 4. Comparison of 2 populations at different altitudes].
mesh_terms: D000531:Altitude; D000818:Animals; D011153:Population; D012377:Rodentia; D013557:Switzerland; D013987:Ticks
vernacular_title: Ecologie et éthologie d'Ixodes ricinus L. en Suisse. Quatrième note: Comparaison de deux populations d'altitude différente