Adsorption of essential oil components of Xylopia aethiopica (Annonaceae) by kaolin from Wak, Adamawa province (Cameroon) von Nguemtchouin, M.M.G., Ngassoum, M.B., Ngamo, L.S.T., Mapongmetsem, P.M., Sieliechi, Joseph, Malaisse, François, Lognay, Georges C., Haubruge, Eric, Hance, Thierry

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Comparative aroma compound analysis of different essential oils of Lippia rugosa from Cameroon using GC/FID, GC/MS and olfactometry von Ngassoum, M.B, Mapongmetsem, P.M, Tatsadjeu, L, Jirovetz, L, Buchbauer, G, Shahabi, M

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Analysis by GC/FID and GC/MS of essential oil of leaflets of Steganotaenia araliacea Hochst from Cameroon von Noudjou, F, Ngassoum, M.B, Mapongmetsem, P.M, Marlier, M, Verscheure, M, Lognay, G.C

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The effect of various seed pretreatments to improve germination in eight indigenous tree species in the forests of Cameroon von Mapongmetsem, P.M. (University of Ngaoundere (Cameroun). Faculty of Science), Duguma, B, Nkongmeneck, B.A, Selegny, E

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Seed germination, growth and development of some local trees species in the forest zone von Mapongmetsem, P.M. (Universite de Ngaoundere (Cameroon). Faculte des Sciences), Duguma, B, Nkongmeneck, B.A, Selegny, E

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Phenological studies of the shading-off of some tropical forest tree species in Cameroon von Mapongmetsem, P.M. (Universite Ngaoundere (Cameroun). Faculte des Sciences), Duguma, B, Nkongmeneck, B.A, Puig, H

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Altitudinal Distribution of Vepris heterophylla (Engl.) R. Let. (Rutaceae): A Multifunctional Plant of the Sudano-Sahelian Zone of Cameroon von Hamawa, Y., Mapongmets, P.M., Nkongmenec, B.A., Dongock, N.D.

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