Research Article

Evaluation of the Efficacy of Acaricides Used to Control the Cattle Tick, Rhipicephalus microplus, in Dairy Herds Raised in the Brazilian Southwestern Amazon

Figure 2

Effectiveness of acaricide bases observed in adult immersion test (AIT) in Rhipicephalus microplus populations surveyed in Rondônia state, Brazil. *Means followed by the same letter do not differ according to the Tukey-Kramer test at 1% significance. The bar indicates the 95% minimum efficacy set by Brazilian federal regulations for the marketing of acaricides.
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