Fig. 4From: New mosquito repellency bioassay for evaluation of repellents and pyrethroids using an attractive blood-feeding deviceBoxplot of number of unfed Aedes albopictus females attracted to and resting on the surface of the feeding unit, treated or untreated with chemicals in the choice test. Letters in the graphs indicate the calculated probability (Kruskal–Wallis one-way analysis of variance)Back to article page