| Development of an appropriate briquetting machine for use in rural communities OF Obi, CO Akubuo, WI Okonkwo International Journal of Engineering and Advanced Technology 2 (4), 578-582, 2013 | 83 | 2013 |
| Trombe wall system for poultry brooding WI Okonkwo, CO Akubuo International journal of poultry science 6 (2), 125-130, 2007 | 78 | 2007 |
| Evaporative cooling: A postharvest technology for fruits and vegetables preservation JT Liberty, WI Okonkwo, EA Echiegu International Journal of Scientific & Engineering Research 4 (8), 2257-2266, 2013 | 63 | 2013 |
| Effect of an Absorptive Coating on Solar Energy Storage in a Thrombe wall system NP Nwachukwu, WI Okonkwo Energy and Buildings 40 (3), 371-374, 2008 | 62 | 2008 |
| Thermal analysis and evaluation of heat requirement of a passive solar energy poultry chick brooder WI Okonkwo, CO Akubuo Proceedings of NIAE Vol 23, 373, 2001 | 47 | 2001 |
| Energy performance of biomass cookstoves using fuel briquettes OF Obi, JC Ezema, WI Okonkwo Biofuels, 2020 | 33 | 2020 |
| Study of a passive solar air heater using palm oil and paraffin as storage media O Ojike, WI Okonkwo Case Studies in Thermal Engineering 14, 100454, 2019 | 33 | 2019 |
| Characterization of a photovoltaic powered poultry egg incubator WI Okonkwo, OC Chukwuezie 4th International Conference on Agriculture and Animal Science. Singapore …, 2012 | 24 | 2012 |
| Performance study of a solar poultry egg incubator with phase change heat storage subsystem EO Uzodinma, O Ojike, UJ Etoamaihe, WI Okonkwo Case Studies in Thermal Engineering 18, 100593, 2020 | 19 | 2020 |
| Performance evaluation of a pebble bed solar crop dryer WI Okonkwo, EC Okoye Nigerian journal of technology 24 (2), 67-73, 2005 | 18 | 2005 |
| Design and analysis of a multipoint temperature datalogger O Ojike, CC Mbajiorgu, E Anoliefo, WI Okonkwo Nigerian Journal of Technology 35 (2), 458-464, 2016 | 17 | 2016 |
| Predicting storability of fruits and vegetables in passive evaporative cooling structures JT Liberty, G Agidi, WI Okonkwo International Journal of Scientific Engineering and Technology 3 (5), 518-523, 2014 | 16 | 2014 |
| Solar Energy Use in Nigeria: constraints and Possible Solutions OO Nwoke, WI Okonkwo, OU Oparaku Nigeria Journal of Solar Energy 19 (1), 90-93, 2008 | 16 | 2008 |
| Determination of the calorific value of municipal solid waste in Enugu, Nigeria and its potential for electricity generation OA Nwoke, WI Okonkwo, EA Echiegu, BO Ugwuishiwu, CH Okechukwu Agricultural Engineering International: CIGR Journal 22 (2), 86-97, 2020 | 15 | 2020 |
| The influence of different solar drying systems on the vitamin content of pawpaw (Carica ppaya) O Ojike, OO Nwoke, WI Okonkwo Australian Journal of Agricultural Engineering 2 (1), 8-11, 2011 | 13 | 2011 |
| Solar enhanced wastewater treatment in waste stabilization ponds JC Agunwamba, JT Utsev, WI Okonkwo Water environment research 81 (5), 540-545, 2009 | 13 | 2009 |
| The Passive Solar Poultry Chick Brooder-Further Improvement and Preliminary Testing, Nig WI Okonkwo, UCN Anazodo, EA Echiogu, CO Akubuo, OC Iloeje Jour. of Solar Energy 11, 32-40, 1992 | 12 | 1992 |
| Design, fabrication and performance evaluation of a portable hand-held refractometer KC Ugwu, CC Mbajiorgu, WI Okonkwo, AO Ani Nigerian Journal of Technology 37 (2), 537-542, 2018 | 11 | 2018 |
| Solar crop drying-a viable tool for agricultural sustainability and food security JT Liberty, WI Okonkwo, SA Ngabea International journal of modern Engineering Research 4 (6), 2014 | 10 | 2014 |
| Passive solar heating for poultry chick brooding in Nigeria WI Okonkwo International Workshop on Renewable Energy for Sustainable Development in …, 2005 | 10 | 2005 |
