selected publications
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article
- Can food technology innovation change the status of a food security crop? A review of cassava transformation into "Bread" in Africa. Food Reviews International. 34:1-16. 2018
- Generation mean analysis of phosphorus‐use efficiency in freely nodulating soybean crosses grown in low‐phosphorus soil. Plant Breeding. 136:139-146. 2017
- Planting seeds for the future of food. Journal of the Science of Food and Agriculture. 96:1409-1414. 2016
- Soil fertility decline at the base of rural poverty in sub-Saharan Africa.. Nature plants. 1:15101-15101. 2015
- Arbuscular mycorrhizal fungi in the rhizosphere of banana and plantain and the growth of tissue culture cultivars. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 157:24-31. 2012
- Long-term integrated soil fertility management in South-western Nigeria: Crop performance and impact on the soil fertility status. Plant and Soil. 273:337-354. 2012
- Economic Evaluation of the Contribution of Below-Ground Biodiversity: Case Study of Biological Nitrogen Fixation by Rhizobia 2011
- Ex-ante Evaluation of the Impact of a Structural Change in Fertilizer Procurement Method in Sub-Saharan Africa 2011
- Inter and Intra-Specific Variation of Legumes and Mechanisms to Access and Adapt to Less Available Soil Phosphorus and Rock Phosphate 2011
- Some Facts About Fertilizer Use in Africa: The Case of Smallholder and Large-Scale Farmers in Kenya 2011
- Soybean Varieties, Developed in Lowland West Africa, Retain Their Promiscuity and Dual-Purpose Nature Under Highland Conditions in Western Kenya 2011
- The African Green Revolution and the Role of Partnerships in East Africa 2011
- Grain legume rotation benefits to maize in the northern Guinea savanna of Nigeria: fixed-nitrogen versus other rotation effects. Nutrient Cycling in Agroecosystems. 84:129-139. 2009
- Genetic diversity of indigenous Bradyrhizobium nodulating promiscuous soybean [Glycine max (L) Merr.] varieties in Kenya: Impact of phosphorus and lime fertilization in two contrasting sites. Plant and Soil. 322:151-163. 2009
- Rotation effects of grain legumes and fallow on maize yield, microbial biomass and chemical properties of an Alfisol in the Nigerian savanna. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 129:325-331. 2009
- Structural change in fertilizer procurement method: assessment of impact in sub-Saharan Africa. AFRICAN JOURNAL OF BUSINESS MANAGEMENT. 2:65-71. 2008
- Feeding patterns and practices among households with children aged 6-59 months in Mbita Division, Suba District, Kenya. JOURNAL OF FOOD AGRICULTURE & ENVIRONMENT. 5:17-23. 2007
- Population size, distribution, and symbiotic characteristics of indigenous Bradyrhizobium spp. that nodulate TGx soybean genotypes in Africa. Applied Soil Ecology. 35:57-67. 2007
- Socioeconomic and demographic profiles of households with children aged 6-59 months, Mbita Division, Suba District, Kenya. JOURNAL OF FOOD AGRICULTURE & ENVIRONMENT. 5:45-49. 2007
- The Resources-to-Consumption System: A Framework for Linking Soil Fertility Management Innovations to Market Opportunities 2007
- MINERAL NUTRIENT UPTAKE AND REMOVAL BY COWPEA, SOYBEAN AND MAIZE CULTIVARS IN WEST AFRICA, AND IMPLICATIONS FOR CARBON CYCLE EFFECTS ON SOIL ACIDIFICATION. Experimental Agriculture. 42:475-494. 2006
- Phosphorus benefits from grain-legume crops to subsequent maize grown on acid soils of southern Cameroon. Plant and Soil. 284:385-397. 2006
- Senna siamea trees recycle Ca from a Ca-rich subsoil and increase the topsoil pH in agroforestry systems in the West African derived savanna zone. Plant and Soil. 269:285-296. 2005
- Long-term soil organic carbon dynamics in a subhumid tropical climate: 13C data in mixed C3/C4 cropping and modeling with ROTHC. Soil Biology & Biochemistry. 36:1739-1750. 2004
- The distribution of phosphorus fractions and desorption characteristics of some soils in the moist savanna zone of West Africa. Nutrient Cycling in Agroecosystems. 69:127-141. 2004
- Impact of residue characteristics on phosphorus availability in West African moist savanna soils. Biology and Fertility of Soils. 39:422-428. 2004
- Assessment of labile phosphorus fractions and adsorption characteristics in relation to soil properties of West African savanna soils. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 100:285-294. 2003
- Sustainable resource management coupled to resilient germplasm to provide new intensive cereal-grain-legume-livestock systems in the dry savanna.. Agriculture, Ecosystems & Environment. 100:305-314. 2003
- Potential of ethylene-producing pseudomonads in combination with effective N2-fixing bradyrhizobial strains as supplements to legume rotation for Striga hermonthica control. Biological Control. 28:1-10. 2003
- Chemical properties and soil organic matter assessment under fallow systems in the forest margins benchmark. Soil Biology & Biochemistry. 34:757-765. 2002
- Selection of non-pathogenic ethylene-producing rhizobacteria for accelerated depletion of striga hermonthica seed bank. African Crop Science Journal. 10:145-156. 2002
- Lessons for appropriate technology generation : example of soil management technology at IITA. Key note 2002
- Maize Yield as Affected by Organic Inputs and Urea in the West African Moist Savanna. Agronomy Journal. 93:1191-1199. 2001
- Nitrogen contribution of promiscuous soybeans in maize-based cropping systems 2001
- Soil Organic Matter and Soil Fertility 2001
- Utilization of rock phosphate by crops on a representative toposequence in the Northern Guinea savanna zone of Nigeria: response by Mucuna pruriens, Lablab purpureus and maize. Soil Biology & Biochemistry. 32:2063-2077. 2000
- ECONOMIC EVALUATION OF USING MULCH FROM MULTI-PURPOSE TREES IN MAIZE-BASED PRODUCTION SYSTEMS IN SOUTH-WESTERN NIGERIA. Experimental Agriculture. 35:101-109. 1999
- Evaluation of symbiotic properties and nitrogen contribution of mucuna to maize grown in the derived savanna of West Africa. Plant and Soil. 179:119-129. 1996
- Vesicular-arbuscular mycorrhiza effects on Gliricidia sepium and Senna siamea in a fallowed alley cropping system. Agroforestry Systems. 33:165-175. 1996
- Impact of residue quality on the C and N mineralization of leaf and root residues of three agroforestry species. Plant and Soil. 183:221-231. 1996
- Management of biological N2 fixation in alley cropping systems: Estimation and contribution to N balance. Plant and Soil. 174:119-141. 1995
- Biological nitrogen fixation in trees in agro-ecosystems. Plant and Soil. 141:177-196. 1992
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editorial article
- Innovations as key to the green revolution in Africa: exploring the scientific facts. Nutrient Cycling in Agroecosystems. 88:1-2. 2010