1. Department of Biochemistry, Faculty of Sciences University of Yaoundé I Yaoundé Cameroon
2. Laboratory of Biochemistry and Plant Physiology, Department of Biological Science, Higher Teachers' Training College University of Yaoundé I Yaoundé Cameroon
3. BIOPI‐BioEcoAgro UMRT 1158 INRAE Université de Picardie Jules Verne Amiens France
4. Department of Agriculture and Agropastoral, Higher Technical Teacher Training College University of Ebolowa Ebolowa Cameroon
5. Faculty of Agronomy and Agricultural Science University of Dschang Dschang Cameroon