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Konan Djézou

Publications (14)

Soil Health of Rubber Plantations in Southern Côte D'ivoire: The Case of Cnra Anguédédou Rubber Plantations

Konan Djézou, Yao Guy Fernand, Lekadou Tacra Thierry, Amani Abissaley Boris Armand, Koffi Antoine & Soro Dogniméton · International Journal of Plant & Soil Science · 2024

The rubber tree, a species of Amazonian forest tree, is cultivated for its natural rubber-rich latex. Its cultivation is of economic, social, climatic and environmental importance. However, it has been criticized as a soil-destroying crop. To clear up this ambiguity, a study was...

Open access Research Article 10.9734/ijpss/2024/v36i74703

Physical and Hydrodynamic Textural Parameters of Soils: The Case of the Rubber Plantations of the Centre National de Recherche Agronomique (CNRA) Anguédédou in South-Eastern Côte d'Ivoire

Konan Djézou, Koffi Antoine, Essehi Jean Lopez, Yao Guy Fernand, Lekadou Takra Thierry, Soro Dogniméton & Obouayeba Samuel · Asian Journal of Soil Science and Plant Nutrition · 2023

The rubber tree, a species of Amazonian forest tree, is cultivated for its latex, which is rich in natural rubber. Its cultivation is of economic, social, climatic and environmental importance. However, it is often accused of destroying the soil. To clear up this misunderstanding...

Open access Research Article 10.9734/ajsspn/2023/v9i4203

Influence of the Soil Preparation Method on the Aerial and Root Development of the Clone GT 1 of Hevea brasiliensis, Mull. Arg (Euphorbiaceae) in the South-West of Cote D’ivoire

Konan Djézou, Ballo Esperence Kouadio, T. Vawa Otro Serge, P. Kouakou Yao Alban, Obouayeba Samuel & Dea Goué Bernard · Journal of Experimental Agriculture International · 2020

Objective: The study was carried out on the plots of the Southwest Agricultural Civil Society (SCASO) in southwestern Côte d'Ivoire. the objective of this study is to evaluate the aerial and root development of rubber plants of Gondang Tapen 1 (GT 1) clone, through the method of...

Open access Research Article 10.9734/jeai/2020/v42i1030615

Effects of Hydro Priming on Germination Time and Rate of Small Cola Seeds (Garcinia Kola Heckel, Clusiaceae)

Fofana Salimata, Konan Djézou, Koffi Antoine, Kouadio Kouassi Richard, Kouassi Kouassi Edouard & N'guessan Kangah Anatole · Journal of Experimental Agriculture International · 2024

Despite its socio-economic importance, the cultivation of Garcinia kola is very limited due to the slow germination of its seeds. In order to facilitate the domestication of this plant species, the present study set itself the objective of improving the germination rate of its se...

Open access Research Article 10.9734/jeai/2024/v46i92818

Relationship between the Intensity of Latex Harvesting and the Tapping Panel Dryness Expression of Clone GT 1 of Hevea brasiliensis Muell Arg in South-East Côte d'Ivoire

Obouayeba Samuel, Konan Djézou, Diarrassouba Moussa, Lehi Malidy Irénné, Koffi Antoine, Ballo Esperence Kouadio, Adou Bini Yao Christophe & Essehi Jean Lopez · Journal of Advances in Biology & Biotechnology · 2021

Tapping panel dryness is an important limiting factor in rubber productivity of Hevea brasiliensis. In order to assess the sensitivity to this syndrome, the effect of two intensive latex harvesting technologies on moderately metabolized GT1 clone, has been studied in the South-Ea...

Open access Research Article 10.9734/jabb/2021/v24i530216

Effect of Exogenous Hormonal Stimulation on the Metabolic Partition between Plant Growth and Rubber Production of Hevea brasiliensis Clones According to the Class of Metabolic Activity in Cote d'ivoire

Lehi Malidy Irénée, Konan Djézou, Okoma Koffi Mathurin, Yoboue Ange Naté, Konan Kouakou Séraphin, Zouzou Michel & Obouayeba Samuel · Asian Research Journal of Agriculture · 2021

Aims: In order to achieve a good and sustainable harvest of Hevea brasiliensis rubber, the effect of exogenous hormonal stimulation on the metabolic partition growth-production of clones according to the class of metabolic activity was made. Place and Duration of Study: The study...

Open access Research Article 10.9734/arja/2020/v13i430112

Physicochemical, Phytochemical, and Antinutritional Characterization of Seed Shells from Five Hevea brasiliensis Clones Cultivated in Côte d’Ivoire

OKOMA D. Muriel J., KOUAKOU A. Boris, Konan Djézou, SYLLA Ardjouma, KONAN B. Roger & KONAN K. Jean-Louis · International Journal of Biochemistry Research & Review · 2025

In the context of diversifying the incomes of rubber tree growers and promoting a circular bioeconomy, the valorisation of by-products from Hevea brasiliensis cultivation represents a promising pathway toward the sustainable development of the sector. In Côte d’Ivoire, the Nation...

Open access Research Article 10.9734/ijbcrr/2025/v34i61072

Evolution of the Rate of Live and Tapped Trees of Hevea brasiliensis Clones, Muell. Arg. the First 15 Years of Plantation Establishment

Diarrassouba Moussa, Soumahin Eric Francis, Konan Djézou, Kouakou N’ guessan Kan Pulchérie, Moro Affia Perpetue, Koffi Antoine & Obouayeba Samuel · Journal of Scientific Research and Reports · 2021

The density of tapped rubber trees in a plantation is a determining parameter of its productivity. It is related to the number of trees planted per hectare, the evolution of which can be influenced by several factors that act on the trees from the year of establishment to the tim...

Open access Research Article 10.9734/jsrr/2021/v27i1130468

Determination of the Influence of Cultural Techniques "Densities and Opening Standardʺ on Agrophysiological Parameters of Clones Pb 260, Irca 111 and Rrim 703

Diarrassouba Moussa, Soumahin Eric Francis, Konan Djézou, N’guessan Kan Pulchérie, Moro Affia Perpetue, Koffi Antoine & Obouayeba Samuel · Journal of Advances in Biology & Biotechnology · 2021

To find out the effect of cultural techniques on agrophysiological parameters, four combinations ̏planting densities (low density or DF at 350 t/ha, normal density or DN at 510 t/ha) and opening standards (opening at 65cm and opening at 50 cm) ̋ were tested on Hevea brasiliensis...

Open access Research Article 10.9734/jabb/2021/v24i930240

Contribution to Natural Rubber Production without Exogenous Hormonal Stimulation

Obouayeba Samuel, Diarrassouba Moussa, Konan Djézou, Obouayeba Abba Pacôme, Soumahin Eric Francis, Koffi Antoine, Adou Bini Christophe & Ballo Espérance Kouadio · Journal of Experimental Agriculture International · 2021

Rubber production and especially its increase absolutely depend on the activation of the latex-producing metabolism. Can the latex-producing metabolism activation mechanism developed by rubber tree lead to higher yield without exogenous hormonal stimulation? In order to verify th...

Open access Research Article 10.9734/jeai/2021/v43i730711

Physico-chemical Characterization of the Soils of New Heveicolate Localities of Côte d’Ivoire: Case of the Departments of Man (West) and Toumodi (Centre)

Koffi Antoine, Soro Dogniméton, Diomandé Métangbo, Konan Djézou, Essehi Jean Lopez & Obouayeba Samuel · Asian Journal of Soil Science and Plant Nutrition · 2021

In order to assess the suitability of soils for rubber cultivation in the departments of Man and Toumodi, two new rubber-growing areas, a study was carried out to evaluate the physical, physico-chemical and chemical characteristics of soils under rubber trees (Hevea brasiliensis)...

Open access Research Article 10.9734/ajsspn/2021/v7i230107

Influence of Downward Tapping Delay on Agronomic Parameters of Upward Tapping Rubber Trees

Moro Affia Perpetue, Kouakou N’ guessan Kan Pulchérie, Diarassouba Moussa, Adou Bini Yao Christophe, Konan Djézou, Koffi Antoine, Kouakou Tanoh Hilaire & Obouayeba Samuel · Asian Research Journal of Agriculture · 2021

The nine-year period of downward tapping prior to upward tapping is often considered too long and irrelevant. Thus, a study was carried out to determine the minimum time needed for downward tapping for which the agronomic parameters (rubber production, vegetative growth) of the r...

Open access Research Article 10.9734/arja/2021/v14i430139

Effect of Late Upward Tapping on the Productivity of the Metabolically Active Hevea brasiliensis Clone PB 260 in Southwestern Cote d'Ivoire

Kouakou N’guessan Kan Pulchérie, Moro Affia Perpetue, Diarrassouba Moussa, Lehi Irénée Malydie, Konan Djézou, Koffi Antoine, Kouakou Tanoh Hilaire & Obouayeba Samuel · Annual Research & Review in Biology · 2021

In order to evaluate the improvement of rubber productivity of rubber trees by late upward tapping. A study was conducted at SCASO (Société Civile Agricole du Sud-Ouest) on the PB 260 clone of the active metabolic class. The experimental set-up is a Fisher block design with eight...

Open access Research Article 10.9734/arrb/2021/v36i1030440

Agro-Morpho-Pedological Evaluation of Soils under Hevea in Marginal Zones: The Case of the Departments of Man and Toumodi

Koffi Antoine, Essehi Jean Lopez, Soro Dogniméton, Diomandé Métangbo, Kouakou Boukhamy Wilson Lewis, Konan Djézou & Obouayeba Samuel · International Journal of Plant & Soil Science · 2021

Among the ecological conditions of the environment allowing profitable rubber cultivation, rainfall and the physico-chemical characteristics of the soil are the most important. With this in mind, a study on the adaptability of rubber trees to new agro-morphopedological zones was...

Open access Research Article 10.9734/ijpss/2021/v33i1630534