2017 | Abdu, N., Agbenin, J.O. and Buerkert, A. Operational speciation of Cd, Pb and Zn in undisturbed soil cores as influenced by cow dung manure. . In: Nigerian Journal of Scientific Research , 2017, 53-59 |
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2015 | Agbenin, J.O. and Modisaemang, L. Calcium-ammonium exchange in two benchmark soils from Botswana as assessed by competing semi-empirical ion exchange equations. . In: Communications in Soil Science and Plant Analysis 46: 2757-2773, 2015, 2757-2773 |
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2015 | Agbenin, J.O. and Modisaemang, L. Charge properties and the interaction of pH and ionic strength on phosphate adsorption characteristics of two benchmark soils from Botswana. . In: Communications in Soil Science and Plant Analysis , 2015, 2821-2836 |
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2015 | Abdulkadir, A., Sangare, S.K., Amadou, H. and Agbenin, J.O. Nutrient balances and economic performance in urban and peri-urban vegetable production systems of three West African Cities. . In: Experimental Agriculture , 2015, 126-150 |
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2014 | Agbenin, J.O. and Modisaemang, L. Potassium?ammonium exchange of two benchmark soils from Botswana and its implication for nitrogen economy of the soils. . In: Archives of Agronomy and Soil Science , 2014, 827-840 |
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2013 | Ugbaje, S.U. and Agbenin, J.O. Suitability of urban wastes for crop production in Zaria, northern Nigeria: bioavailability, phytotoxicity and fractions of micronutrients. . In: Communications in Soil Science and Plant Analysis , 2013, 2720-2733 |
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2013 | Egwu, G.N. and Agbenin, J.O. Lead enrichment, adsorption and speciation in urban garden soils under long-term wastewater irrigation in Northern Nigeria. . In: Environmental Earth Sciences, 2013, 1861-1870 |
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2013 | Abdulkaldir, A., Leffelaar, P.A., Agbenin, J.O. and Giller, K.E. Nutrient flows and balances in urban and peri-urban agroecosystems of Kano, Nigeria. . In: Nutrient Cycling in Agroecosystems , 2013, 231-254 |
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2013 | Egwu, G.N. and Agbenin, J.O. The profile distribution of Zn and the Zn2+-pH isotherms of savanna Alfisols irrigated with untreated wastewater in Northern Nigeria. . In: Chemical Speciation and Bioavailability , 2013, 97-105 |
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2012 | Egwu, G.N. and Agbenin, J.O. Adsorption and solid-solution compositional relationships of cadmium in tropical savanna soils from Northern Nigeria. . In: Toxicological and Environmental Chemistry , 2012, 1701-1717 |
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2012 | Abdu, N. Salawu, I.S., Agbenin, J.O. and Buerkert, A. Assessment of contamination sources of trace metals in wastewater irrigated vegetable garden soils of Kano, northern Nigeria. .. In: Nigerian Journal of Technological Research, 2012, 44-47 |
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2012 | Agbenin, J.O. and Welp, G. Bioavailability of copper, cadmium, zinc and lead in tropical savanna soils assessed by diffusive gradient in thin films (DGT) and ion exchange resin membranes. . In: Environmental Monitoring and Assessment, 2012, 2275-2284 |
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2012 | Abdu, N., Agbenin, J.O. and Buerkert, A. Fractionation and mobility of cadmium and zinc in urban vegetable gardens of Kano, Northern Nigeria. . In: Environmental Monitoring and Assessment 184: 2057-2066., 2012, 2057-2066 |
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2012 | Ugbaje, S.U. and Agbenin, J.O. Suitability of urban wastes for crop production in Zaria, northern Nigeria: bioavailability and geochemical fractions of potentially toxic elements. . In: International Journal of Environmental Studies , 2012, 121-133 |
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2012 | Egwu, G.N. and Agbenin, J.O. Field assessment of cadmium, lead and zinc contamination of soils and leaf vegetables under urban and peri-urban agriculture in northern Nigeria. . . In: Archives of Agronomy and Soil Science , 2012, 875-887 |
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2012 | Akpa, S.I. and Agbenin, J.O. Impact of cow dung manure on the solubility of copper, lead and zinc in urban garden soils from Northern Nigeria. . In: Communications in Soil Science and Plant Analysis , 2012, 2789-2800 |
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2011 | Abdu, N., Agbenin, J.O. and Buerkert, A.: Geochemical assessment, distribution and dynamics of trace elements in urban agricultural soils under long-term waste water irrigation in Kano, northern Nigeria. . In: Journal of Plant Nutrition and Soil Science, 2011, 447-458 |
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2011 | Abdu, N., Agbenin, J.O. and Buerkert, A. Phytoavailability, human risk assessment and transfer characteristics of cadmium and zinc contamination from urban gardens in Kano, Nigeria. . In: Journal of the Science of Food and Agriculture , 2011, 2722-2730 |
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2011 | Agbenin, J.O. and Cantarella, H.: Performance of soil testing laboratories in a proficiency test programme in Brazil.
. In: Accreditation and Quality Assurance, 2011, 553-559 |
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2011 | Abdu, N., Abdulkadir, A., Agbenin, J.O. and Buerkert, A. Vertical distribution of heavy metals in wastewater-irrigated vegetable garden soils of three West African cities. Nutrient Cycling in Agroecosystems . In: Nutrient Cycling in Agroecosystems, 2011, 387-397 |
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2010 | Agbenin, J.O.: Extractability and transformation of copper and zinc added to a tropical savanna soil under long-term pasture. . In: Communications in Soil Science and Plant Analysis, 2010, 1016-1027 |
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2010 | Agbenin, J.O., G. Welp and Danko M.: Fractionation and prediction of Cu, Pb and Zn uptake by two leaf vegetables from their geochemical fractions in urban garden fields in northern Nigeria. . In: Communications in Soil Science and Plant Analysis , 2010, 1028-1041 |
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2010 | Agbenin, J.O. and Yakubu, S. 2010: Heterovalent cation exchange in two savanna soils of different lithogenic origin as described by the Rothmund-Kornfeld model. . In: Geoderma , 2010, 128-136 |
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2009 | Agbenin, J.O., Danko, M. and Welp G.: Soil and vegetable compositional relationships of eight potentially toxic metals in urban garden fields from northern Nigeria. . In: Journal of the Science of Food and Agriculture, 2009, 49-54 |
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2004 | John O. Agbenin and Peter Felix-Henningsen: Dynamics of copper fractions and solubility in a savanna soil under continuous cultivation. In: Nutrient Cycling in Agroecosystems, 2004, 117-125 |
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2003 | John O. Agbenin: Extractable iron and aluminum effects on phosphate sorption in a savanna Alfisol. In: Soil science Society of America Journal, 2003, 689-695 |
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2003 | John O. Agbenin: Soil saturation extract composition and sulfate solubility in a tropical semi-arid soil. In: Soil Science Society of America Journal, 2003, 1133-1139 |
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2003 | John O. Agbenin: Zinc fractions and solubility in a tropical semi-arid soil under long-term cultivation. In: Biology and Fertility of Soils, 2003, 73-82 |
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2003 | John O. Agbenin: Zinc fractions and solubility in a tropical semi-arid soil under long-term cultivation.. In: Biology and Fertility of Soils , 2003, 73-82 |
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2002 | John O. Agbenin: Lead in a Nigerian savanna soil under long-term cultivation. In: Science of the Total Environment, 2002, 1-14 |
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2002 | John O. Agbenin: The distribution and dynamics of chromium and nickel in cultivated and uncultivated semi-arid soils from nigeria. In: The Science of the Total Environment, 2002, 189-199 |
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2002 | John O. Agbenin: The impact of long-term cultivation and management history on the status and dynamics of cobalt in a savanna Alfisol in Nigeria. In: European Journal of Soil Science, 2002, 169-174 |
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2001 | John O. Agbenin and P. Felix Henningsen: The status and dynamics of some trace elements in a savanna soil under long-term cultivation.. In: Science of the Total Environment, 2001, 57-68 |
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2001 | John O. Agbenin: The status and fluxes of alkali and alkaline-earth metals in a savanna Alfisol under long-term cultivation. In: Catena, 2001, 313-331 |
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