selected publications
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article
- Milk: the new white gold? Milk production options for smallholder farmers in Southern Mali.. Animal. 9:1221-1229. 2015
- Minimum tillage and vegetative barrier effects on crop yields in relation to soil water content in the Central Kenya highlands. Field Crops Research. 132:129-138. 2012
- Socio-ecological niches for minimum tillage and crop residue retention in continuous maize cropping systems in smallholder farms of central Kenya. Agronomy Journal. 103:188-198. 2012
- Communicating complexity: Integrated assessment of trade-offs concerning soil fertility management within African farming systems to support innovation and development. Agricultural Systems. 104:191-203. 2011
- Tillage and vegetative barrier effects on soil conservation and short-term economic benefits in the Central Kenya highlands. Field Crops Research. 122:85-94. 2011
- Impacts of heterogeneity in soil fertility on legume-finger millet productivity, farmers’ targeting and economic benefits. Nutrient Cycling in Agroecosystems. 87:209-231. 2010
- Drivers of land use change and household determinants of sustainability in smallholder farming systems of Eastern Uganda. Population and Environment. 31:474-506. 2010
- Profit efficiency among Kenyan smallholders milk producers: A case study of Meru-South district, Kenya. African Journal of Agricultural Research. 5:332-337. 2010
- Identifying key entry-points for strategic management of smallholder farming systems in sub-Saharan Africa using the dynamic farm-scale simulation model NUANCES-FARMSIM. Agricultural Systems. 102:89-101. 2009
- Lifetime productivity of dairy cows in smallholder farming systems of the Central highlands of Kenya.. Animal. 3:1044-1056. 2009
- Beyond resource constraints - Exploring the biophysical feasibility of options for the intensification of smallholder crop-livestock systems in Vihiga district, Kenya. Agricultural Systems. 101:1-19. 2009
- Manure as a key resource within smallholder farming systems: Analysing farm-scale nutrient cycling efficiencies with the NUANCES framework. Livestock Science. 112:273-287. 2007
- Niche-based assessment of contributions of legumes to the nitrogen economy of Western Kenya smallholder farms. Plant and Soil. 292:119-135. 2007
- Heterogeneity of crop productivity and resource use efficiency within smallholder Kenyan farms: Soil fertility gradients or management intensity gradients?. Agricultural Systems. 94:376-390. 2007