Comparative essential oils composition and insecticidal effect of different tissues of Piper capense L., Piper guineense Schum. et Thonn., Piper nigrum L. and Piper umbellatum L. grown in Cameroon
Tchoumbougnang François1*, Jazet Dongmo Pierre Michel2, Sameza Modeste Lambert1, Fombotioh Ndifor1, Wouatsa Nangue Arlette Vyry1, Amvam Zollo Paul Henri3 and Menut Chantal3
1Laboratory of Biochemistry, Faculty of Science, University of Douala, PO Box 24157 Douala, Cameroon.
2ENSAI-University of Ngaoundéré, PO Box 455 Ngaoundéré, Cameroun.
3Ecole Nationale Supérieure de Chimie de Montpellier, 34296 Montpellier Cedex 5, France.
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