I have participated in the following studies in a consultative capacity: · World Bank Project: African Success Story (2010), Money-Maker pumps: Creating wealth in Sub-Saharan Africa, · Participatory Rural Appraisal for Tissue Culture Bananas in Central Kenya. · FAO-IASSA-KARI Project - “Climate change and global agricultural potential. Case study of Kenya”. 1994. · UNDP Evaluation Mission for UNSO/ken/89X01 —Monitoring, Assessment and Desertification Control 29 August — 14 September, 1992. · MOA-UNDP Project -Feasibility evaluation of alternative agricultural mechanization options for the production of sugarcane, rice and wheat in Kenya Suitability evaluation for irrigation in Morulem Irrigation Scheme. Turkana District for World Vision International, Kenya Office. · Suitability Evaluation of Kerio Valley for grapes. By Mwenge International for Kerio Valley Development Authority (KVDA).

Soil genesis and classification - Land evaluation and development - Desertification - Land Degradation - Land use Planning - Environmental Impact Assessment Studies (EIA) - Soil and water conservation - Soil-water-plant relations - Soil nutrient balances in Kenya - Irrigation Performance in Kenya - Participatory Rural Appraisal