title: Toxicity effect of the acaricide fipronil in semi-engorged females of the tick Rhipicephalus sanguineus (Latreille, 1806) (Acari: Ixodidae): preliminary determination of the minimum lethal concentration and LC(50).
authors.affiliation: Department of Biology, Institute of Biosciences, São Paulo State University-UNESP, Av 24 A, n 1515, Postal Code 199, Zip Code 13506-900, Rio Claro, SP, Brazil.
authors.forename: Patrícia Rosa
authors.initials: PR
authors.lastname: de Oliveira
authors.forename: Gervásio Henrique
authors.initials: GH
authors.lastname: Bechara
authors.forename: Sandra Eloisi
authors.initials: SE
authors.lastname: Denardi
authors.forename: Marcos Aparecido
authors.initials: MA
authors.lastname: Pizano
authors.forename: Maria Izabel Camargo
authors.initials: MI
authors.lastname: Mathias