Flavan-3-ol and flavonol analysis in healthy and infected parents and progenies of cocoa leaves (Theobroma cacao L.) with Phytophthora megakarya Bras. and Grif
Kouam, Jules Christian Djoko, Ndjaga, Jude Manga, Akoa, Simon Perrez, Ondobo, Martine Louise, Onomo, Pierre Effa, Djocgoue, Pierre François, Niemenak, Nicolas, Collin, Sonia
Published in Tropical plant pathology (01.10.2022)
Published in Tropical plant pathology (01.10.2022)
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Heritability of polyphenols, anthocyanins and antioxidant capacity of Cameroonian cocoa (Theobroma cacao L.) beans
Pierre, Effa Onomo, Nicolas, Niemenak, Pierre, Franccedil ois Djocgoue, Martine, Louise Ondobo, Denis, Omokolo Ndoumou
Published in African journal of biotechnology (09.09.2015)
Published in African journal of biotechnology (09.09.2015)
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Sugar profile and volatile aroma composition in fermented dried beans and roasted nibs from six controlled pollinated Cameroonian fine-flavor cocoa (Theobroma cacao L.) hybrids
Akoa, Simon Perrez, Boulanger, Renaud, Effa Onomo, Pierre, Lebrun, Marc, Ondobo, Martine Louise, Lahon, Marie-Christine, Ntyam Mendo, Samuel Arsene, Niemenak, Nicolas, Djocgoue, Pierre-François
Published in Food bioscience (01.06.2023)
Published in Food bioscience (01.06.2023)
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Impact of pollen genetic origin on compatibility, agronomic traits, and physicochemical quality of cocoa (Theobroma cacao L.) beans
Akoa, Simon Perrez, Onomo, Pierre Effa, Ndjaga, Jude Manga, Ondobo, Martine Louise, Djocgoue, Pierre François
Published in Scientia horticulturae (20.09.2021)
Published in Scientia horticulturae (20.09.2021)
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Performance of Trichoderma harzianum and Bacillus amyloliquefaciens Bioformulation on Germination and Expression of Bioprotective Molecules against Cercosporiosis in Abelmoschus esculentus in the Field
Alexis, Zoa Parfait, Pierre, Effa Onomo, Martial, Tene Tayo Paul, Fotso, Pierre-François, Djocgoue
Published in Journal of advances in biology & biotechnology (29.09.2023)
Published in Journal of advances in biology & biotechnology (29.09.2023)
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Molecular and physiological characterization of bread wheat (Triticum aestivum L.) breeding lines for fungal diseases tolerance
Ngonkeu, Eddy M. L., Damdjo, Ariane, Mongoue, Aminatou Fanche, Tékeu, Honoré, Foko, Arlette, Tsimi, Patrick, Mam, Charly E., Manga, Jude D., Effa, Pierre O., Djocgoué, Pierre F., Bote, Willem C.
Published in African journal of biotechnology (31.12.2022)
Published in African journal of biotechnology (31.12.2022)
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Primed Expression of Defense-Related Genes by Streptomyces cameroonensis-Based Bioformulation (SCaB) on Cocoa Seedlings in a Nursery Challenged with Phytophthora megakarya
Aristide, Dzelamonyuy, Martial, Téné Tayo Paul, Waffo, Alain Bopda, Pierre, Effa Onomo, Annie, Ewané Cécile, Thaddée, Boudjeko
Published in American journal of plant sciences (2023)
Published in American journal of plant sciences (2023)
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Green waste compost with wood ash additive improves physico-chemical and biological parameters of an Oxisol, and soybean (Glycine max L) yield
Bougnom, Blaise Pascal, Mbassa, Guy Faustin, Sontsa-Donhoung, Alain-Martial, Nemete, André Aristide Molemb, Onomo, Pierre Effa, Etoa, François-Xavier
Published in International journal of Horticulture, Agriculture and Food science (2020)
Published in International journal of Horticulture, Agriculture and Food science (2020)
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Virulence Test of Some Phytophthora Megakarya Isolates on Cocoa (Theobroma Cacao L.) Hybrid Pods
Onomo, Pierre Effa, Ndjaga, Jude Manga, Ondobo, Martine Louise, Kouam, Jules Christian Djoko, Djocgoue, Pierre François
Published in IOSR journal of biotechnology and biochemistry (01.02.2017)
Published in IOSR journal of biotechnology and biochemistry (01.02.2017)
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Journal Article
Change in amino acids content during germination and seedling growth of Cola sp
Onomo, P E, Niemenak, N, Ndoumou, DO, Lieberei, R
Published in African journal of biotechnology (30.08.2010)
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Published in African journal of biotechnology (30.08.2010)
Journal Article
Discriminating three lab scale dark chocolate bars from fine Cameroon cocoa hybrids using sensorial evaluation and organic acid content
Akoa, Simon Perrez, Boulanger, Renaud, Manga Ndjaga, Jude, Effa Onomo, Pierre, Lebrun, Marc, Eyenga, Eliane Flore, Morel, Gilles, Ndip Nkongho, Raymond, Djocgoue, Pierre François
Published in Journal of food science and technology (15.05.2024)
Published in Journal of food science and technology (15.05.2024)
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Total Fat, Fatty Acid Composition, Tocopherol and Tocotrienol Profiles in Fermented Beans of Ten Controlled Pollinated Cocoa (Theobroma cacao L.) Hybrids from Cameroon
Mbida, Martin Paul Arnaud, Akoa, Simon Perrez, Mbia, Ronelle Fabiola, Jude, Manga Ndjaga, Ondobo, Martine Louise, Effa, Onomo Pierre
Published in American journal of plant sciences (2024)
Published in American journal of plant sciences (2024)
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Journal Article
Heterosis, heterobeltiosis, narrow-sense and broad-sense heritabilities for Phytophthora megakarya tolerance in two populations of Theobroma cacao L
Jude, N. MANGA, Martine, L. ONDOBO, Pierre, O. EFFA, Jules, C. K. DJOKO, Pierre, F. DJOCGOUE
Published in African journal of biotechnology (04.04.2018)
Published in African journal of biotechnology (04.04.2018)
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Isoenzyme Variability of Three Cola (Cola acuminata (Pal. de Beauv, Schott and Endlicher), Cola nitida ((Vent) Schott and Endlicher) and Cola anomala (Schott and Endlicher)) Germplasm in Cameroon
Onomo, Pierre Effa, ., Nicolas Niemenak, ., Denis Omokolo Ndoumo
Published in Pakistan journal of biological sciences (01.03.2006)
Published in Pakistan journal of biological sciences (01.03.2006)
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Journal Article
ETHICS COMMITTEES IN WESTERN AND CENTRAL AFRICA: CONCRETE FOUNDATIONS
Effa, Pierre, MASSOUGBODJI, ACHILLE, Ntoumi, Francine, Hirsch, Francois, DeBois, Henri, Vicari, Marissa, DERME, ASSETOU, NDEMANGA-KAMOUNE, JACQUES, NGUEMBO, JOSEPH, IMPOUMA, BENIDO, AKUE, JEAN-PAUL, EHOUMAN, ARMAND, Dieye, Alioune, KILAMA, WEN
Published in Developing world bioethics (01.12.2007)
Published in Developing world bioethics (01.12.2007)
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ETHICS COMMITTEES IN WESTERN AND CENTRAL AFRICA: CONCRETE FOUNDATIONS
EFFA, PIERRE, MASSOUGBODJI, ACHILLE, NTOUMI, FRANCINE, HIRSCH, FRANÇOIS, DEBOIS, HENRI, VICARI, MARISSA, DERME, ASSETOU, NDEMANGA-KAMOUNE, JACQUES, NGUEMBO, JOSEPH, IMPOUMA, BENIDO, AKUÉ, JEAN-PAUL, EHOUMAN, ARMAND, DIEYE, ALIOUNE, KILAMA, WEN
Published in Developing world bioethics (01.12.2007)
Published in Developing world bioethics (01.12.2007)
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Conference Proceeding