selected publications
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article
- Long-term effects of integrated soil fertility management practices on soil chemical properties in the Sahel. Geoderma. 366:114207. 2020
- Genetic and geographic variation in growth of Balanites aegyptiaca in Niger: comparing results from provenance/progeny tests in the nursery and field. New Forests. 50:643-661. 2019
- Impact of reduced tillage and crop residue management on soil properties and crop yields in a long-term trial in western Kenya. Soil Research. 54:719-729. 2016
- Long term effects of reduced fertilizer rates on millet yields and soil properties in the West-African Sahel. Nutrient Cycling in Agroecosystems. 106:17-29. 2016
- Grazing lands in Sub-Saharan Africa and their potential role in climate change mitigation: What we do and don't know. Environmental development. 19:70-74. 2016
- Long-term effects of TSP and Minjingu phosphate rock applications on yield response of maize and soybean in a humid tropical maize–legume cropping system. Nutrient Cycling in Agroecosystems. 104:79-91. 2016
- Crop residue disappearance and macrofauna activity in sub-humid western Kenya. Nutrient Cycling in Agroecosystems. 102:101-111. 2015
- Minjingu phosphate rock applications increase the population of phosphate solubilising microorganisms with a positive impact on crop yields in a Kenyan Ferralsol. Nutrient Cycling in Agroecosystems. 102:91-99. 2015
- Soil carbon, multiple benefits. Environmental development. 13:33-38. 2015
- Soil aggregation and total diversity of bacteria and fungi in various tillage systems of sub-humid and semi-arid Kenya. Applied Soil Ecology. 58:12-20. 2012
- Effect of reduced tillage and mineral fertilizer application on maize and soybean productivity. Experimental Agriculture. 48:159-175. 2012
- Beyond Biophysical Recommendations: Towards a New Paradigm 2012
- Building Capacity for Modeling in Africa 2012
- Crop and Soil Response to Tillage and Crop Residue Application in a Tropical Ferralsol in Sub-humid Western Kenya 2012
- Cropping Systems in the Sudano-Sahelian Zone: Implications on Soil Fertility Management over Varied Seasons 2012
- Effect of Integrated Soil Fertility Management Technologies on the Performance of Millet in Niger: Understanding the Processes Using Simulation 2012
- Knowing the African Soils to Improve Fertilizer Recommendations 2012
- Long Term Effects of Crop Rotations with Fallow or Groundnut on Soil Fertility and Succeeding Sorghum Yields in the Guinea Savannah of West Africa 2012
- Overview of long term experiments in Africa 2012
- Water Use and Yield of Millet Under the Zai System: Understanding the Processes Using Simulation 2012
- Conservation Tillage, Local Organic Resources, and Nitrogen Fertilizer Combinations Affect Maize Productivity, Soil Structure and Nutrient Balances in Semi-arid Kenya. Nutrient Cycling in Agroecosystems. 90:213-225. 2011
- Comparative Analysis of the Current and Potential Role of Legumes in Integrated Soil Fertility Management in East Africa 2011
- Effect of Zai Soil and Water Conservation Technique on Water Balance and the Fate of Nitrate from Organic Amendments Applied: A Case of Degraded-Crusted Soils in Niger 2011
- Ex-ante Evaluation of the Impact of a Structural Change in Fertilizer Procurement Method in Sub-Saharan Africa 2011
- Fertilizer Microdosing and “Warrantage” or Inventory Credit System to Improve Food Security and Farmers’ Income in West Africa 2011
- Inter and Intra-Specific Variation of Legumes and Mechanisms to Access and Adapt to Less Available Soil Phosphorus and Rock Phosphate 2011
- The African Green Revolution and the Role of Partnerships in East Africa 2011
- The Potential of Increased Maize and Soybean Production in Uasin Gishu District, Kenya, Resulting from Soil Acidity Amendment Using Minjingu Phosphate Rock and Agricultural Lime 2011
- Use of rainfall indices to analyze the effects ofphosphate rocks on millet in the Sahel 2011
- Modeling nutrient and water productivity of sorghum in smallholder farming systems in a semi-arid region of Ghana. Field Crops Research. 118:251-258. 2010
- Effects of conservation tillage, crop residue and cropping systems on changes in soil organic matter and maize-legume production: a case study in Teso District. Nutrient Cycling in Agroecosystems. 88:39-47. 2010
- Integrated soil fertility management Operational definition and consequences for implementation and dissemination. Outlook on Agriculture. 39:17-24. 2010
- Strategic phosphorus application in legume-cereal rotations increases land productivity and profitability in Western Kenya. Experimental Agriculture. 46:35-52. 2010
- Exploring differences of soil quality as related to management in semiarid rangelands in the western Bophirima District, North West province, South Africa. African Journal of Range & Forage Science. 26:27-36. 2009
- Adoption potential of selected organic resources for improving soil fertility in the central highlands of Kenya. Agroforestry Systems. 76:467-485. 2009
- Agricultural intensification in the Sahel – The ladder approach. Agricultural Systems. 98:119-125. 2008
- Millet nutrient use efficiency as affected by natural soil fertility, mineral fertilizer use and rainfall in the West African Sahel. Nutrient Cycling in Agroecosystems. 81:25-36. 2008
- Evaluation of application timing in fertilizer micro-dosing technology on millet production in Niger, West Africa. Nutrient Cycling in Agroecosystems. 80:257-265. 2008
- Integrated Nutrient Management: Concepts and Experiencefrom Sub-Saharan Africa 2008
- Structural change in fertilizer procurement method: assessment of impact in sub-Saharan Africa. AFRICAN JOURNAL OF BUSINESS MANAGEMENT. 2:65-71. 2008
- Soil organic carbon dynamics, functions and management in West African agro-ecosystems. Agricultural Systems. 94:13-25. 2007
- Soil carbon dynamics and crop residue yields of cropping systems in the Northern Guinea Savanna of Burkina Faso. Soil & Tillage Research. 93:138-151. 2007
- Advances in integrated soil fertility management in sub Saharan Africa: challenges and opportunities. Nutrient Cycling in Agroecosystems. 1-2. 2007
- Appropriate technologies to replenish soil fertility in southern Africa. Nutrient Cycling in Agroecosystems. 76:137-151. 2007
- Available technologies to replenish soil fertility in East Africa. Nutrient Cycling in Agroecosystems. 76:153-170. 2007
- Effect of planting technique and amendment type on pearl millet yield, nutrient uptake, and water use on degraded land in Niger. Nutrient Cycling in Agroecosystems. 14:203-217. 2007
- Intensity cultivation induced effects on soil organic carbon dynamic in the western cotton area of Burkina Faso. Nutrient Cycling in Agroecosystems. 76:331-339. 2007
- Partial balance of nitrogen in a maize cropping system in humic nitisol of Central Kenya. Nutrient Cycling in Agroecosystems. 76:261-270. 2007
- Effects of organic and mineral fertilizer inputs on maize yield and soil chemical properties in a maize cropping system in Meru South District, Kenya. Agroforestry Systems. 69:189-197. 2007
- Effects of organic and mineral sources of nutrients on maize yields in three districts of central Kenya 2007
- Improving cereal productivity and farmers’ income using a strategic application of fertilizers in West Africa 2007
- Improving food production using ‘best bet’ soil fertility technologies in the Central highlands of Kenya 2007
- Improving soil fertility through the use of organic and inorganic plant nutrient and crop rotation in Niger 2007
- Optimising crop productivity in legume-cereal rotations through nitrogen and phosphorus management in western Kenya 2007
- Participatory Diagnosis in the Eastern Drylands of Kenya: Are Farmers aware of their Soil Fertility Status? 2007
- Performance evaluation of various agroforestry species used in short duration improved fallows to enhance soil fertility and sorghum yields in Mali 2007
- Soil climate and decomposer activity in sub-Saharan Africa estimated from standard weather station data: A simple climate index for soil carbon balance calculations. AMBIO. 36:379-386. 2007
- Assessment of cowpea and groundnut contributions to soil fertility and succeeding sorghum yields in the Guinean savannah zone of Burkina Faso (West Africa). Biology and Fertility of Soils. 43:171-176. 2006
- Stochastic dominance analysis of soil fertility restoration options on sandy sahelian soils in Southwest Niger. Experimental Agriculture. 41:227-244. 2005
- Nitrogen fertilizer equivalencies of organics of differing quality and optimum combination with inorganic nitrogen source in Central Kenya. Nutrient Cycling in Agroecosystems. 68:127-135. 2004
- Simulated weather variables effects on millet fertilized with phosphate rock in the Sahel. Nutrient Cycling in Agroecosystems. 67:167-176. 2003
- Soil fertility management and cowpea production in the semiarid tropics 2003
- Effect of type and level of roughage offered to sheep and urine addition on compost quality and millet growth and production in the Sahel. Nutrient Cycling in Agroecosystems. 62:203-208. 2002
- Influence of dry season supplementation for cattle on soil fertility and millet (Pennisetum glaucum L.) yield in a mixed crop/livestock production system of the Sahel. Nutrient Cycling in Agroecosystems. 62:209-217. 2002
- Effects of livestock grazing on physical and chemical properties of sandy soils in Sahelian rangelands. Journal of Arid Environments. 41:231-245. 1999
- Soil pH and nitrogen changes following cattle and sheep urine deposition. Communications in Soil Science and Plant Analysis. 28:1253-1268. 1997
- Changes in a Sandy Sahelian Soil Following Crop Residue and Fertilizer Additions 1992
- Fertilizer management strategies for legume-based croping systems in the West African semi-arid tropics 1991
- Natural Resources Management For Sustainable Agriculture In The Sudano-Sahelian Zone 1990
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document
- Sorghum-and millet-legume cropping systems 2015
- Dimension socio-culturelle du baobab (Adansonia digitata L.) dans le Plateau Central du Burkina Faso 2010
- Molecular profiling of interspecific lowland rice population derived from IR64 (O. sativa) and Tog5681 (O. glaberrima) 2008
- Mwangaza – A new early maturing, RYMV resistant rice mutant released in the United Repuplic of Tanzania 2008
- Soil management practices to improve nutrient-use efficiencies and reduce risk in millet-based cropping systems in the Sahel 2003
- Cowpea as a key factor for a new approach to integrated crop-livestock systems research in the dry savannas of West Africa 2002
- Soil fertility management and cowpea production in the semiarid tropics of West Africa 2002
- Sustainable intensification of crop? livestock systems through manure management in eastern and western Africa: Lessons learned and emerging research opportunities 2001
- Resource management research in- semi-arid West Africa: Challenges and new opportunities 1997
- A farm-level evaluation of nitrogen and phosphorus fertilizer use and planting density for pearl millet production in Niger 1992
- FERTILITY STATUS OF SELECTED MILLET PRODUCING SOILS OF WEST AFRICA WITH EMPHASIS ON PHOSPHORUS 1991
- Management Practices to Increase Yield and Yield Stability of Pearl Millet in Africa 1987
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hide from search
- A critical analysis of challenges and opportunities for soil fertility restoration in Sudano-Sahelian West Africa. Nutrient Cycling in Agroecosystems. 109-136. 2007