@article{fdi:010065650, title = {{A}cute toxicity tests of two herbicides diuron and atrazine on the beetle {C}renitis sp in {V}olta {B}asin, {B}urkina {F}aso}, author = {{S}anogo, {S}. and {K}abre, {J}.{A}.{T}. and {C}ecchi, {P}hilippe}, editor = {}, language = {{ENG}}, abstract = {{A}cute toxicity tests were performed on {C}renitis spp ({C}oleoptera; {H}ydrophilidae) using two herbicides, atrazine and diuron in the laboratory. {T}he experiment was to investigate the effect of high doses of these pollutants in individually and together for 12 h each on {C}renitis spp a species that abounds during the dry period in the shallow hydro-agricultural waters reservoirs of the {V}olta {B}asin. {I}ndividual macroinvertebrates were collected from puddle areas of the shoreline of {B}ama {R}eservoir in the {V}olta basin. {T}he dry period is the period of rest for agricultural activities at the reservoir. {T}ests have shown that the toxic effects of the two herbicides on the species of beetles can be enhanced when the both products act synergistically. {F}or diuron, the effective concentration that immobilizes 50% ({EC}50) of the insects is 44.96 g/l only, but drops to 11.72 g/l in the mixture; while in the same order, atrazine shows 11.75 g/l only and then drops to 7.33 g/l in synergy. {I}t is concluded from this study that works on ecotoxicology should consider the additive or synergistic effects of herbicides to define the bio-ecological traits of macroinvertebrate species living in frequently polluted hydro-agricultural systems.}, keywords = {{HERBICIDE} ; {TOXICITE} ; {TEST} ; {INSECTE} ; {MESURE} {AU} {LABORATOIRE} ; {SAISON} {SECHE} ; {RESERVOIR} ; {POLLUTION} {DES} {EAUX} {CONTINENTALES} ; {BASSIN} {VERSANT} ; {DIURON} ; {ATRAZINE} ; {MACROINVERTEBRE} ; {COLEOPTERE} ; {BURKINA} {FASO} ; {VOLTA} {BASSIN} ; {BAMA}}, booktitle = {}, journal = {{I}nternational {R}esearch {J}ournal of {P}ublic and {E}nvironmental {H}ealth}, volume = {1}, numero = {5}, pages = {art.14/{ID}/ {JPR}055 : 110--120 [en ligne]}, ISSN = {2360-8803}, year = {2014}, URL = {https://www.documentation.ird.fr/hor/fdi:010065650}, }