N Fixed | List of Frontiers open access articles

Original Research

Published on 10 Feb 2022

Cowpea Genotypic Variations in N2 Fixation, Water Use Efficiency (δ13C), and Grain Yield in Response to Bradyrhizobium Inoculation in the Field, Measured Using Xylem N Solutes, 15N, and 13C Natural Abundance

in Plant-Soil Interactions

Mustapha Mohammed
Glory C. Mbah
Elias N. K. Sowley
Felix D. Dakora

Frontiers in Agronomy

doi 10.3389/fagro.2022.764070

3,563 views
6 citations

Original Research

Published on 17 Feb 2026

Symbiotic N2-fixation, carbon accumulation and water-use efficiency of 63 common bean (Phaseolus vulgaris L.) genotypes grown under field conditions at Malkerns, Eswatini using the 15N and 13C natural abundance technique

in Plant-Soil Interactions

Rotondwa Pascalia Gunununu
Titus Yeliku-ang Ngmenzuma
Felix Dapare Dakora
Mustapha Mohammed

Frontiers in Agronomy

doi 10.3389/fagro.2025.1713315

441 views

Original Research

Published on 28 Oct 2021

Bradyrhizobium Inoculation of Field-Grown Kersting's Groundnut [Macrotyloma geocarpum (Harms) Marechal & Baudet] Increased Grain Yield and N2 Fixation, Measured Using the Ureide, and 15N Natural Abundance Techniques

in Crop Biology and Sustainability

Mustapha Mohammed
Glory C. Mbah
Elias N. K. Sowley
Felix D. Dakora

Frontiers in Sustainable Food Systems

doi 10.3389/fsufs.2021.672247

1,999 views
3 citations

Original Research

Published on 13 Jun 2025

N2 fixation, grain mineral accumulation, and water-use efficiency in 30 field-grown groundnut (Arachis hypogaea L.) genotypes in Mpumalanga, South Africa, measured using 15N and 13C natural abundance techniques

in Plant-Soil Interactions

Titus Y. Ngmenzuma
Richard Oteng-Frimpong
Felix Dapare Dakora

Frontiers in Agronomy

doi 10.3389/fagro.2025.1483741

1,615 views
2 citations

Original Research

Published on 11 Sep 2018

Symbiotic N2 Fixation and Grain Yield of Endangered Kersting's Groundnut Landraces in Response to Soil and Plant Associated Bradyrhizobium Inoculation to Promote Ecological Resource-Use Efficiency

in Terrestrial Microbiology

Mustapha Mohammed
Sanjay K. Jaiswal
Elias N.K. Sowley
Benjamin D. K. Ahiabor
Felix D. Dakora

Frontiers in Microbiology

doi 10.3389/fmicb.2018.02105

4,671 views
35 citations

Original Research

Published on 08 Sep 2021

Inhibition of N2 Fixation by N Fertilization of Common Bean (Phaseolus vulgaris L.) Plants Grown on Fields of Farmers in the Eastern Cape of South Africa, Measured Using 15N Natural Abundance and Tissue Ureide Analysis

in Plant-Soil Interactions

Simon J. Habinshuti
Sipho T. Maseko
Felix D. Dakora

Frontiers in Agronomy

doi 10.3389/fagro.2021.692933

3,867 views
7 citations

Articles

Cowpea Genotypic Variations in N2 Fixation, Water Use Efficiency (δ13C), and Grain Yield in Response to Bradyrhizobium Inoculation in the Field, Measured Using Xylem N Solutes, 15N, and 13C Natural Abundance

Symbiotic N2-fixation, carbon accumulation and water-use efficiency of 63 common bean (Phaseolus vulgaris L.) genotypes grown under field conditions at Malkerns, Eswatini using the 15N and 13C natural abundance technique

Bradyrhizobium Inoculation of Field-Grown Kersting's Groundnut [Macrotyloma geocarpum (Harms) Marechal & Baudet] Increased Grain Yield and N2 Fixation, Measured Using the Ureide, and 15N Natural Abundance Techniques

N2 fixation, grain mineral accumulation, and water-use efficiency in 30 field-grown groundnut (Arachis hypogaea L.) genotypes in Mpumalanga, South Africa, measured using 15N and 13C natural abundance techniques

Symbiotic N2 Fixation and Grain Yield of Endangered Kersting's Groundnut Landraces in Response to Soil and Plant Associated Bradyrhizobium Inoculation to Promote Ecological Resource-Use Efficiency

Inhibition of N2 Fixation by N Fertilization of Common Bean (Phaseolus vulgaris L.) Plants Grown on Fields of Farmers in the Eastern Cape of South Africa, Measured Using 15N Natural Abundance and Tissue Ureide Analysis