Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Denis Omokolo Ndoumou"'
Autor:
Denis Omokolo Ndoumou, Cécile Annie Ewané, Carole Beaulieu, Sylvain Lerat, Peguy Flora Djuidje Kouomou, Thaddée Boudjeko
Publikováno v:
June 2019. :920-933
The focus of this study was to isolate, evaluate and characterize cocoyam rhizospheric actinobacteria collected from Mount Cameroon for their potential antagonistic activities against 'Pythium myriotylum', the causative agent of cocoyam root rot dise
Autor:
Alice Muchugi, Germo Nzweundji, Bramwel W. Wanjala, Nehemie Donfagsiteli Tchinda, Denis Omokolo Ndoumou, Robert A. Skilton, Fotso
Publikováno v:
African Journal of Biotechnology; Vol 15, No 13 (2016); 511-517
Dacryodes edulis is a multipurpose tree integrated in the cropping system of Central African region still dominated by subsistence agriculture. Some populations grown are wild which can provide information on the domestication process, and could also
Autor:
Nicolas Niemenak, Martine Louise Ondobo, Pierre François Djocgoue, Pierre Effa Onomo, Denis Omokolo Ndoumou
Publikováno v:
African Journal of Biotechnology; Vol 14, No 36 (2015); 2672-2682
This study investigates the heritability of polyphenolic, anthocyanin and antioxidant capacity of beans derived from four cocoa clones and their offsprings. These compounds were analyzed at 280 nm (polyphenols) and 520 nm (anthocyanins) by reversed-p
Autor:
Germo Nzweundji, Protus Arrey Tarkang, Nehemie Donfagsiteli Tchinda, Bernard Dongmo, Nole Tsabang, Denis Omokolo Ndoumou, Aaron Caver, Fotso, Hubert Jean Claude Mbita Messi, Doungous Oumar
Publikováno v:
South African Journal of Botany. 88:3-9
Ricinodendron heudelotii is a valuable multipurpose tree from Africa that is lacking an efficient and inexpensive vegetative propagation method. To improve multiplication, a series of nursery experiments were conducted to assess the effect of propaga
Autor:
Denis Omokolo Ndoumou, Fai Kilovis, Fotso, Deacute sireacute Mbouobda Hermann, Astride Djeuani Carole
Publikováno v:
African Journal of Agricultural Research. 8:1086-1092
This study deals with the evaluation of the effect of effective microorganisms (EM) and indigenous microorganisms (IMO) manure on Colocasia esculenta (Taro) in Bambili-Cameroon. A randomized complete block design (RCBD) with three treatments (EM manu
Autor:
Fotso, Fotso, Sandrine, Ngo Ngwe Marie Florence, Désiré, Mbouobda Hermann, François, Djocgoue Pierre, Denis, Omokolo Ndoumou
Publikováno v:
African Journal of Biotechnology; Vol 12, No 10 (2013)
A new method made up of different steps was established for micropropagation of Dioscorea alata. First plantlets were regenerated from shoots proliferating on nodal cuttings cultured on half strength Murashige and Skoog salt medium (MS/2) (basal medi
Autor:
Denis Omokolo Ndoumou, Patrice Lerouge, Ismaïl El Hadrami, Azeddine Driouich, Christophe Rihouey, Thaddée Boudjeko
Publikováno v:
Carbohydrate Polymers
Carbohydrate Polymers, Elsevier, 2009, 78 (4), pp.820-827. ⟨10.1016/j.carbpol.2009.07.012⟩
Carbohydrate Polymers, Elsevier, 2009, 78 (4), pp.820-827. ⟨10.1016/j.carbpol.2009.07.012⟩
Many Cola plant species are endemic to West and Central Africa. Cola acuminata and Cola nitida are used as masticatory when fresh, while the dried nuts are used for beverages and pharmaceutical purposes in Europe and North America. Garcinia kola seed
Publikováno v:
South African Journal of Botany. 74(4):629-638
Accessions of Cola acuminata , Cola nitida and Cola anomala were analysed based on the variation of polyphenol and alkaloid contents in order to gain insight on the genetic relationships within and between the taxonomic entities. These compounds were
Autor:
Fotso, EHDB, Ornella, Tchouga Alvine, Carole, Djeuani Astride, Desire, Mbouobda Hermann, Denis, Omokolo Ndoumou
Publikováno v:
African Journal of Biotechnology; Vol 13, No 39 (2014)
The effect of exogenous phytohormones and sucrose on micropropagation and microtuberization from nodal cuttings of Manihot esculenta was studied. Direct and indirect organogeneses were established from these explants. When nodal cuttings were culture
Publikováno v:
Journal of Food Composition and Analysis. 19:612-619
Polyphenols were analysed at 280 nm by HPLC device using a Photodiode Array Detector (PDA). Anthocyanins were separated with the SEP-PAK Vac 6cc 1000 mg (Waters) column and measured at 520 nm with a PDA. Nineteen cacao clones from Cameroon genebank w