Made available in DSpace on 2018-11-26T15:44:53Z (GMT). No. of bitstreams: 0 Previous issue date: 2017-09-01; Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq); This study estimated the toxicity of the insecticides chlorpyrifos and phosmet to the stingless bees Scaptotrigona bipunctata and Tetragonisca fiebrigi. The results showed significant differences in susceptibility between the tested s...