E. L. M. Ngonkeu

Effect of Quercetin and Pectinase on Spore Germination and Hyphal Growth of Arbuscular Mycorrhizal Fungi and Biomass Production of Nicotiana tabacum L. and Calopogonium mucunoides desv

E. L. M. Ngonkeu, D. Nwaga, R. Tsetchoua, A. Mogo, A. F. Mongoue, T. A. N. Mballa, L. Manet & O. Boyomo · Annual Research & Review in Biology · 2017

The aim of this study was to evaluate the ability of mycorrhizal fungi to rapidly colonize roots of host plants and to predict their competitive advantage over native strains. Different concentrations of quercetin and pectinase were used to stimulate hyphal growth and to determin...

Open access Research Article 10.9734/ARRB/2017/32061

Identification of Farmer’s Constraints to Maize Production in the Humid Forest Zone of Cameroon

E. L. M. Ngonkeu, L. N. Tandzi, C. V. Dickmi, E. Nartey, M. Yeboah, J. Ngeve, H. A. Mafouasson, A. Kosgei, N. Woin & V. Gracen · Journal of Experimental Agriculture International · 2017

Ten farmers were randomly selected in the humid forest zone of Cameroon to form the main focus group of 50 people. A total of 178 farmers were individually interviewed. A Participatory Rural Appraisal (PRA) was conducted in fives villages in the Bimodal Humid forest zone (BHFZ) o...

Open access Research Article 10.9734/JEAI/2017/31206

In vitro Development of Two Alternaria solani Strains, Causal Agent of Alternariose in Tomato (Lycopersicon esculentum) under the Influence of Thevetia peruviana Seeds Extracts

L. N. Ngata, E. L. M. Ngonkeu, A. P. Ndogho, C. K. Ntongo, F. C.G. Gbaporo, P. Z. Ngatsi, S. L. L. Dida, L. T. V. Dongmo, T. S. Atindo, W. N. T. Kuate & Z. Ambang · Journal of Advances in Microbiology · 2024

Alternaria solani is a fungus that causes yield losses of up to 80 % in tomato production in field. Synthetic fungicides are the most widely used for its controbl, but have harmful consequences. The objective of this work was to test in vitro the antifungal potential of Thevetia...

Open access Research Article 10.9734/jamb/2024/v24i7838

Screening of Maize (Zea mays L.) Genotypes for Adaptation on Contrasted Acid Soils in the Humid Forest Zone of Cameroon

C. L. Petmi, E. L. M. Ngonkeu, N. L. Tandzi, Z. Ambang, O. Boyomo, J. M. Bell, H. Tekeu, H. Mafouasson, D. Malaa & W. Noé · Journal of Experimental Agriculture International · 2016

Soil acidity is a major limiting factor for maize productivity in the humid forest zone of Cameroon. A yield loss of up to 60% has been reported in acid tolerant population. The objective of this study was to determine the level of tolerance of some selected inbred lines under Al...

Open access Research Article 10.9734/JEAI/2016/29333

Maize Grain Yield Response to Changes in Acid Soil Characteristics with Yearly Leguminous Crop Rotation, Fallow, Slash, Burn and Liming Practices

C. The, S. S. Meka, E. L. M. Ngonkeu, J. M. Bell, H. A. Mafouasson, A. Menkir, H. Calba, C. Zonkeng, M. Atemkeng & W. J. Horst · International Journal of Plant & Soil Science · 2012

An experiment was conducted for 4 years to assess the effectiveness of fallow, slash and burn farming systems on maize grain yield and soil chemical characteristics. It was also meant to measure the response to yearly rotation of maize and leguminous crops (cowpea and mucuna), as...

Open access Research Article 10.9734/IJPSS/2012/2103