Department of Biological Sciences;
Faculty of Science;
University of Bamenda;
Cameroon;
Department of Biological Sciences;
Faculty of Science;
University of Ngaoundere;
Cameroon;
Department of Life Sciences;
Higher Teacher Training College of Bertoua;
University of Ngaoundere;
Cameroon;
Department of Chemistry;
Faculty of Science;
University of Ngaoundere;
Cameroon;
Cowpea Beetle; Plant Extracts; Mortality; Damage; VIABILITY;