Konan Kouamé Firmin

Integrated Analysis of Organic Carbon and Soil Fertility Indicators in Peri-Urban Agricultural Lowlands in Northern Côte d'Ivoire in a Context of Climate Change

Konan Kouamé Firmin, Nangah Krogba Yves, Touré Béssimory, Coulibaly Tchowa Bintou, Kouassi Anoma Jonathan Christian, Bayala Roger & Bakayoko Sidiky · Journal of Experimental Agriculture International · 2025

The urban and peri-urban lowlands of northern Côte d’Ivoire are vital for ensuring local food security and meeting the growing demand for staple food production in cities such as Korhogo. However, these environments are under increasing pressure from soil degradation, characteris...

Open access Research Article 10.9734/jeai/2025/v47i83714

Constraints in Irrigated Lowland Rice Cultivation as Affected by the Harmattan in Guinean Savanna Zone of Central Côte d'Ivoire

Konan Kouamé Firmin, Nangah Krogba Yves, Konate Zoumana, Traoré Migninna Joachim, Séhi Zokagon Sylvain, N’GANZOUA Kouamé René, Kone Brahima & Yao-Kouamé Albert · International Journal of Plant & Soil Science · 2025

Lowland rice accounts for about 36% of the total rice area in Côte d'Ivoire and contributes over 20% of total paddy production. Lowland rice cultivation under flooded or irrigated conditions has a potential average yield of 6-8 t/ha, with the possibility of two cropping cycles pe...

Open access Research Article 10.9734/ijpss/2025/v37i55452

Characterization of Different Soil Types under Cocoa, Cashew and Rubber Fields in Center-West Region of Côte d'Ivoire

Bayala Roger, Konan Kouamé Firmin, Kouassi Kouamé Anastase, Ouattara Sonlena Aimé & Bakayoko Sidiky · Asian Soil Research Journal · 2025

Aims: This study was to characterize physical parameters of soils cocoa, cashew, and rubber fields. Study Design: The study had a random design. In each field 3 plots with 10 m apart was established. Place and Duration of Study: Data collection was carried out in Haut-Sassandra r...

Open access Research Article 10.9734/asrj/2025/v9i1172

Comparative Efficacy of Cashew Apple (Anacardium occidentale L.) Compost, NPK 15-15-15, and Chicken Manure Compost on the Growth and Yield of Maize (Zea mays L.) in the Sudanese Savanna Region of Northern Côte d'Ivoire

Touré Béssimory, Koffi N’guessan Achille, Konan Kouamé Firmin, N’guessan Kouadio Alexis & Yah N'Guettia Marie · International Journal of Plant & Soil Science · 2026

This study aimed to utilise organic residues from cashew (Anacardium occidentale L.) cultivation as a soil amendment for maize (Zea mays L.) cultivation in the savannas of northern Côte d'Ivoire. In the context of an agroecological transition characterised by the high availabilit...

Open access Research Article 10.9734/ijpss/2026/v38i96322

Response of Wheat to Agro-climatic and Soil Morphopedological Factors in the Forest-savanna Transition Zone of the Ivory Coast

KOFFI Brou Constant, Soro Nahoua Christophe, Konan Kouamé Firmin, KONE Aminata, YOBOUE Kouadio Emile & Brahima Koné · International Journal of Plant & Soil Science · 2025

Aims: To characterize thermal and rainfall trends, identify the main soil types along a topographic sequence and assess the agronomic response of wheat on these soils according to the seasons. Study Design: To analyze rainfall and temperature trends and conduct a field experiment...

Open access Research Article 10.9734/ijpss/2025/v37i125917

Response Durum Wheat to Fertility Levels under Tropical Semiarid Climatic Conditions of Southern Côte d’Ivoire

Traoré Migninna Joachim, Brahima Koné, N’guessan Kouamé Jean-Claude, Konan Kouamé Firmin, Kouame René N’ganzoua, Zadi Florent, Dick Emanuel & Yao- Kouame Albert · Asian Research Journal of Agriculture · 2017

Aims: To determine the effect of NPK-fertilizer on wheat agronomic parameters and identify the couple of maximum yield and rate of fertilizer according to a response curve. Study Design: A pot (277.75 cm2) trial was conducted in randomized complete block design composed of three...

Open access Research Article 10.9734/ARJA/2017/33147