selected publications
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article
- Quantitative trait loci mapping of western corn rootworm (coleoptera: Chrysomelidae) host plant resistance in two populations of doubled haploid lines in maize (Zea mays L.). Journal of Economic Entomology. 111:435-444. 2018
- Generation mean analysis of phosphorus‐use efficiency in freely nodulating soybean crosses grown in low‐phosphorus soil. Plant Breeding. 136:139-146. 2017
- N2Africa: putting nitrogen fixation to work for smallholder farmers in Africa 2013
- Supply and demand drivers of the sustainable intensification of farming systems through grain legumes in Central, Eastern and Southern Africa 2013
- Value chain analyses of grain legumes in N2Africa: Kenya, Rwanda, eastern DRC, Ghana, Nigeria, Mozambique, Malawi and Zimbabwe 2013
- Field and laboratory evaluations of soybean lines against soybean aphid (Hemiptera: Aphididae).. Journal of Economic Entomology. 105:608-615. 2012
- Generalist-feeding subterranean mites as potential biological control agents of immature corn rootworms. Experimental and Applied Acarology. 55:233-248. 2011
- Soybean farmers in Kenya poised to Make Millions 2011
- Breeding progress for grain yield and associated traits in medium and late maturing promiscuous soybeans in Nigeria. Euphytica. 175:251-260. 2010
- Improvement in Grain and Fodder Yields of Early‐Maturing Promiscuous Soybean Varieties in the Guinea Savanna of Nigeria. CROP SCIENCE. 49:2037-2042. 2009
- Population size, distribution, and symbiotic characteristics of indigenous Bradyrhizobium spp. that nodulate TGx soybean genotypes in Africa. Applied Soil Ecology. 35:57-67. 2007
- On-farm Evaluation of Biological Nitrogen Fixation Potential and Grain Yield of Lablab and Two Soybean Varieties in the Northern Guinea Savanna of Nigeria. Nutrient Cycling in Agroecosystems. 73:267-275. 2005
- Effect of P fertilizer application on N balance of soybean crop in the guinea savanna of Nigeria. Agriculture, Ecosystems & Environment. 100:153-159. 2003
- Soil N balance as affected by soybean maturity class in the Guinea savanna of Nigeria. Agriculture, Ecosystems & Environment. 100:231-240. 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
- 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
- Determination of field yield loss and effect of environment on pod shattering in soybean. African Crop Science Journal. 10:203-209. 2002
- Determination of field yield loss and effect of environment on pod shattering in soybean. African Crop Science Journal. 10:203-209. 2002
- Genetic components of pod shattering in soybean. Euphytica. 125:29-34. 2002
- The contribution of nitrogen by promiscuous soybeans to maize based cropping the moist savanna of Nigeria. Plant and Soil. 241:223-231. 2002
- Farmers' assessment of effectiveness of a Striga poster in reducing the Striga risk 2002
- Soybean maturity and environmental effects in savanna systems; I: dry matter accumulation 2002
- Characteristics of some released IITA soybean varieties and promising breeding lines 2001
- Dual purpose soybean lines for the Guinea savanna zone of Nigeria 2001
- Evaluation of seven fungicides for the control of rust caused by Phakopsora pachyrhizi 2001
- Grain yield response of maize to previous soybean crop and residue management in the Guinea savanna of Nigeria 2001
- Maize yield following phosphorus-fertilized soybean in the Nigerian Guinea savanna 2001
- Nitrogen contribution of promiscuos soybeans in maize-based cropping systems 2001
- Performance of dual purpose soybean lines for guinea savanna zone of Nigeria 2001
- Effectiveness of rhizobia nodulating recent promiscuous soyabean selections in the moist savanna of Nigeria. Soil Biology & Biochemistry. 32:127-133. 2000
- Arbuscular mycorrhizal fungi respond to rhizobial inoculation and cropping systems in farmers' fields in the Guinea savanna. Biology and Fertility of Soils. 30:179-186. 1999
- Time-course of dinitrogen fixation of promiscuous soybean cultivars measured by the isotope dilution method. Biology and Fertility of Soils. 30:187-192. 1999
- Arbuscular mycorrhizal fungi (AMF) respond to rhizobial inoculation and cropping systems in farmer's fields in the Guinea savanna 1999
- Distribution and Characteristics of Bradyrhizobium Spp. Nodulating African Soybeans 1999
- Identification and utilization of gene synteny among species 1999
- Effect of soybean on subsequent maize grain yield in the Guinea savanna zone of West Africa 1997
- A Land Management Based Approach to Integrated Striga hermonthica Control in sub-Saharan Africa:. Outlook on Agriculture. 25:157-164. 1996
- Persistence and effectiveness of rhizobia nodulating promiscuous soybeans in moist savanna zones of Nigeria. Applied Soil Ecology. 3:215-224. 1996
- Response of selected crop associations to groundwater table depth in an inland valley. Field Crops Research. 34:1-13. 1993
- Determination of growth stage to screen cowpea genotypes for resistance to two Colletotrichum species 1993
- Pyrenochaeta glycines, a threat to soybean cultivation in Nigeria 1992
- Use of three inoculation methods in screening cowpea genotypes for resistance to two Colletotrichum species 1992
- Detached shoot technique to evaluate the reaction of soybean cultivars to Sclerotium rolfsii. Crop Protection. 10:325-327. 1991
- Evaluation of soybean cultivars for susceptibility to pyrenochaeta leaf blotch 1991
- First report of southern blight caused by Sclerotium rolfsii on soybeans in Nigeria 1991
- Soybean germplasm diversity, uses and propects for crop improvement in Africa 1991
- Yield losses in soybeans from frogeye leaf spot caused by Cercospora sojina 1991
- Soymilk yield and quality as affected by soybean varieties and processing techniques 1989
- Evaluation of soybean genotypes for field resistance to stink bugs in Nigeria. Crop Protection. 7:48-54. 1988
- Soybean utilization in africa: making a place for a new food. Food and nutrition. 13:21-28. 1987
- Breeding tropical soybeans for superior seed longevity and for nodulation with indigenous rhizobia 1983
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document
- The ABC of weed management in cassava production in Nigeria: a training manual 2017
- Using value chain analysis to target agricultural research-for-development investments in grain legumes in Mozambique 2011
- Participatory research extension approach: N2Africa extension method 2010
- Breeding for rust resistance in soybean at the International Institute of Tropical Agriculture, Nigeria 2006
- Effect of P fertilizer application on N balance of soybean crop in the guinea savanna of Nigena 2003
- Determination of yield loss caused by rust Phakopsora pachyrhizi in four genotypes of soybeans 2001
- Effect of soybean cultivars on Striga emergence and yield of the subsequent maize crop 2001
- Effectiveness of rhizobia nodulating recent promiscuous soyabean selections in the moist savanna of Nigeria 2000
- Application of DNA markers in soybean 1999
- Plant density effects on growth and yield of tropical soybean 1999
- Advances in cowpea research 1997
- Nitrogen fixation and N contribution by promiscuous nodulating soybeans in the southern Guinea savanna of Nigeria 1997
- A land management based approach to integrated Striga hermonthica control in sub-Saharan Africa 1996
- Effect of planting date on severity of frogeye leaf spot and grain yield of soybeans 1994
- Comparison of field screening methods to evaluate soybean cultivars for resitance to frogeye leaf spot 1993
- Physiologic races of Cercospora sojina on soybeans in Nigeria 1993
- Prevalence of frogeye leaf spot of soybeans in Nigeria 1993
- Sclerotinia stem rot caused by Sclerotinia Sclerotiorum on soybeans in Nigeria 1992
- Advances in soybean research, production, and utilization in Nigeria 1991
- West and Central Africa: Nigeria sets example for expansion of soybeans 1987