Concentrations of Protium spruceanum ethanolic extract (EE) and crude resin combined with synthetic acaricide cypermethrin (Barrage®, Zoetis, Brazil).

Concentrations of Protium spruceanum ethanolic extract (EE) and crude resin combined with synthetic acaricide cypermethrin (Barrage®, Zoetis, Brazil).

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Rhipicephalus microplus is one of the most important ectoparasites in cattle because it affects animal production and is a vector of bovine babesiosis. Although conventional control of the tick depends mainly on the use of chemical acaricides, the intensive use of these drugs favors the selection of resistant populations. Thus, the objective of thi...

Contexts in source publication

Context 1
... 100 larvae were inserted into filter paper packages (Whatmann No 1) measuring 6 × 6 cm. Subsequently, the filter paper packets were sealed with staplers and separately impregnated with 300 µL of the binary combination (Table 1). The entire experiment consisted of four replicates per treatment. ...
Context 2
... of the combination of P. spruceanum resin or EE with cypermethrin was evaluated at the concentrations shown in Table 1. The efficacy of the formulations was evaluated using the acaricide resistance test as described by Drummond et al. (1973). ...