L
Léonard S.T. Ngamo
Researcher at University of Ngaoundéré
Publications - 13
Citations - 453
Léonard S.T. Ngamo is an academic researcher from University of Ngaoundéré. The author has contributed to research in topics: Essential oil & Xylopia aethiopica. The author has an hindex of 11, co-authored 13 publications receiving 386 citations.
Papers
More filters
Journal ArticleDOI
Toxicity Of Some Terpenoids Of Essential Oils Of Xylopia Aethiopica From Cameroon Against Sitophilus Zeamais Motschulsky
Habiba Kouninki,Thierry Hance,Félicité Noudjou,Georges Lognay,François Malaisse,Martin Benoit Ngassoum,Pierre Marie Mapongmetsem,Léonard S.T. Ngamo,Eric Haubruge +8 more
TL;DR: X. aethiopica essential oil could be a potential source of natural and low‐cost insecticide to control storage pests and a synergic effect of the compounds was observed that restored the mortality percentage observed for the oil.
Journal ArticleDOI
Ocimum gratissimum essential oil and modified montmorillonite clay, a means of controlling insect pests in stored products
Marie Goletti Mbouga Nguemtchouin,Marie Goletti Mbouga Nguemtchouin,Martin Benoit Ngassoum,Pascale Chalier,Richard Kamga,Léonard S.T. Ngamo,Marc Cretin +6 more
TL;DR: In this paper, the insecticidal properties of formulations based on Ocimum gratissimum essential oil and montmorillonite clay have been improved after modifications of the clay, and the effectiveness of these formulations was evaluated against the maize weevil Sitophilus zeamais.
Journal ArticleDOI
Aroma compounds of essential oils of two varieties of the spice plant Ocimum canum Sims from northern Cameroon
Martin Benoit Ngassoum,H. Ousmaila,Léonard S.T. Ngamo,Pierre M. Maponmetsem,Leopold Jirovetz,Gerhard Buchbauer +5 more
TL;DR: Ocimum canum is a well-known spice in Cameroon (locally named “cotimajo”), in Africa and in Asia, where the aerial plant parts are used, for example, to flavour fish soup.
Journal ArticleDOI
Insecticidal formulation based on Xylopia aethiopica essential oil and kaolinite clay for maize protection
TL;DR: Insecticidal formulations based on the essential oil of Xylopia aethiopica and kaolinite-clay (particles size less than 50 μm) are efficient in protecting stored grains and depended on storage conditions and duration.
Journal ArticleDOI
Insecticidal activities of essential oil of Callistemon viminalis applied as fumigant and powder against two bruchids
TL;DR: Results suggest that EO from the leaves of C. viminalis can be used as fumigant agent against A. obtectus and C. maculatus and it could be advisable to use an adsorbent mineral material as carrier of this EO for the prolongation of its insecticidal activity in the course of time.