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Mean percent mortality (±SE) caused by the essential oils of five species of Baccharis against two strains of bed bugs (Cimex lectularius) 24 h after treatment in a fumigation bioassay. Essential oil dose: 250 µg/125 mL of air, 2,2-dichlorovinyl dimethyl phosphate (DDVP) used as standard (2 µg/125 mL of air). Mean and standard error were calculated in John´s Macintosh Project (JMP) 10.0.
