selected publications
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article
- LEGUME–MAIZE ROTATION OR RELAY? OPTIONS FOR ECOLOGICAL INTENSIFICATION OF SMALLHOLDER FARMS IN THE GUINEA SAVANNA OF NORTHERN GHANA. Experimental Agriculture. 55:673-691. 2019
- Poor farmers - poor yields: socio-economic, soil fertility and crop management indicators affecting climbing bean productivity in northern Rwanda. Experimental Agriculture. 55:14-34. 2019
- Exploring the yield gap of orange-fleshed sweet potato varieties on smallholder farmers' fields in Malawi. Field Crops Research. 221:245-256. 2018
- Simulating drought impact and mitigation in cassava using the LINTUL model. Field Crops Research. 219:256-272. 2018
- Understanding variability in the benefits of N-2-fixation in soybean-maize rotations on smallholder farmers' fields in Malawi. AGRICULTURE ECOSYSTEMS & ENVIRONMENT. 261:241-250. 2018
- Maize-grain legume intercropping for enhanced resource use efficiency and crop productivity in the Guinea savanna of northern Ghana.. Field Crops Research. 213:38-50. 2017
- Sustainable intensification through rotations with grain legumes in Sub-Saharan Africa : A review. Agriculture, Ecosystems & Environment. 261:172-185. 2017
- N2-fixation and N contribution by grain legumes under different soil fertility status and cropping systems in the Guinea savanna of northern Ghana.. Agriculture, Ecosystems & Environment. 261:201-210. 2017
- A potato model intercomparison across varying climates and productivity levels. Global Change Biology. 23:1258-1281. 2017
- PARTICIPATORY RESEARCH TO CLOSE THE SOYBEAN YIELD GAP ON SMALLHOLDER FARMS IN MALAWI. Experimental Agriculture. 53:396-415. 2017
- Understanding variability in soybean yield and response to P-fertilizer and rhizobium inoculants on farmers’ fields in northern Nigeria. Field Crops Research. 186:133-145. 2016
- WHICH OPTIONS FIT BEST? OPERATIONALIZING THE SOCIO-ECOLOGICAL NICHE CONCEPT 2016
- Benefits of legume–maize rotations: Assessing the impact of diversity on the productivity of smallholders in Western Kenya. Field Crops Research. 168:75-85. 2014
- N2Africa: putting nitrogen fixation to work for smallholder farmers in Africa 2013
- DOES CROP-LIVESTOCK INTEGRATION LEAD TO IMPROVED CROP PRODUCTION IN THE SAVANNA OF WEST AFRICA?. Experimental Agriculture. 46:439-455. 2010
- Nitrogen rhizodeposition from soybean ( Glycine max ) and its impact on nutrient budgets in two contrasting environments of the Guinean savannah zone of Nigeria. Nutrient Cycling in Agroecosystems. 84:49-58. 2009
- Assessment of nutrient deficiencies in maize in nutrient omission trials and long-term field experiments in the West African Savanna. Plant and Soil. 314:143-157. 2009
- THE ROLE OF CATTLE MANURE IN ENHANCING ON-FARM PRODUCTIVITY, MACRO- AND MICRO-NUTRIENT UPTAKE, AND PROFITABILITY OF MAIZE IN THE GUINEA SAVANNA. Experimental Agriculture. 44:313-328. 2008
- A comparison between legume technologies and fallow, and their effects on maize and soil traits, in two distinct environments of the West African savannah. Nutrient Cycling in Agroecosystems. 82:117-135. 2008
- Phalaris minor seedbank studies: longevity, seedling emergence and seed production as affected by tillage regime. Weed Research. 47:73-83. 2007
- Evaluating and scaling-up integrated Striga hermonthica control technologies among farmers in northern Nigeria. Crop Protection. 25:868-878. 2006
- Agronomic performance of integrated Striga hermonthica management strategies 2006
- An assessment of genetic diversity within and between populations of Phalaris minor using ISSR markers. Weed Research. 45:431-439. 2005
- INCORPORATING SHORT-SEASON LEGUMES AND GREEN MANURE CROPS INTO MAIZE-BASED SYSTEMS IN THE MOIST GUINEA SAVANNA OF WEST AFRICA. Experimental Agriculture. 40:463-479. 2004
- On-farm testing of Striga hermonthica control technologies in the northern Guinea savanna 2004
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