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Sadrac Joseph Oyono Ondoua

Institute of Agricultural Research for Development (IRAD)

SCHOLARLY PAPERS

3

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221

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0

Scholarly Papers (3)

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1.

Insecticide Effect on Fresh Tabacco Leaves Extract (Nicotiana Tabacum) and Cocoa Pests (Theobroma Cacao L.) in the Locality of Nkoemvone South Cameroon

Number of pages: 16 Posted: 03 Mar 2023
Valteri Audrey Voula, Yves Thierry Djoah, Etienne Mvondo Akoutou, François Essouma Manga, Sadrac Joseph Oyono Ondoua, Zing Zing Bertrand and Chantal Madou
Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD) and Institute of Agricultural Research for Development (IRAD)
Downloads 141 (524,371)

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Cocoa, Aqueous extract, Mirides, alternative methods, Tobacco leaves, Nkoemvone

2.

Evidence of Heavy Metal in Soil, Irrigation Water and Vegetable Cultivated in Peri-Urban Area of Yaoundé-Cameroon

Number of pages: 19 Posted: 05 Feb 2024
YVETTE CLARISSE MFOPOU MEWOUO, Mamadou TRAORE, Bertrand Zing Zing, Amina ABOUBAKAR, Sadrac Joseph Oyono Ondoua, Aline Béatrice NZEKET, Jules Rémy Ndam Ngoupayou, Didier BEGOUDE, Zacharia GNANKAMBARY and Hassan Bismarck NACRO
Institute of Agricultural Research for Development (IRAD), Nazi Boni University, Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), University of Yaounde I, Institute of Agricultural Research for Development (IRAD), Nazi Boni University and Nazi Boni University
Downloads 60 (980,173)

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Heavy metal, bioconcentration, irrigation, vegetable crop, phytoextraction, phytomobilization

3.

Pedological and climatic context of soil organic carbon and nitrogen in Cameroon: implications for fertility and sustainable soil management

Number of pages: 35 Posted: 25 Feb 2026
Denis Tiki, Sadrac Joseph Oyono Ondoua, YVETTE CLARISSE MFOPOU MEWOUO, Marie Ouafo-Leumbe, Bienvenu Désiré Anaba, Olivier Leumbe Leumbe, Eunice Golda NDO and EHABE Eugene Ejolle
affiliation not provided to SSRN, Institute of Agricultural Research for Development (IRAD), Institute of Agricultural Research for Development (IRAD), University of Douala, affiliation not provided to SSRN, Ministry of Scientific Research and Innovation, affiliation not provided to SSRN and Institute of Agricultural Research for Development (IRAD)
Downloads 20 (1,491,251)

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Soils, organic carbon stock, nitrogen stock, Sudano-Sahelian zone, Guinean high savannah zone, bimodal rainfall forest zone, Cameroon