Department of Life and Earth Sciences, University of Ngaoundere, Yaounde, Cameroon
Research Article
Mosquitocidal Properties of Three Essential Oil Plants Tested against Anopheles gambiae Sensu Stricto, Giles 1902 (Diptera: Culicidae,Anophelinae), Main Malarial Vector
Author(s): Nanga Woulsou Maurice, Saotoing Pierre* and Nukenine Elias Nchiwan
Objective: The efficacy of essential oils of Lantana camara, Ricinus comminus and Securidaca longepedunculata; three
medicinal plants from Northern Cameroon has been assessed against malarial vector, Anopheles gambiae Sensu
Stricto (An. gambiae s.s.). The synthetic chemicals Delthamethrin (DEET), was used as positive control, and water
and hexan were used as negative control.
Methods: The insecticidal effect of the essential oils from leaves was tested in old adult An. gambiae s.s. aged three
to four days at five concentrations (35, 45, 55, 100 and 150 ppm). The adult mortality was observed after 24 hours
under the laboratory conditions according to WHO (2020) bottle method.
Results: All of bioassay; the maximum efficacy was recorded in the three esse.. View more»