Browsing by Author Wambua, Raphael M.

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Issue DateTitleAuthor(s)
2018-06-12Analysis of drought and wet-events using swsi-based severity-duration-frequency (SDF) curves for the upper Tana River basin, KenyaWambua, Raphael M.; Mutua, Benedict M.; Raude, James M.
2017-08-31Analysis of spatial and temporal drought variability in a tropical river basin using palmer drought severity index (PDSI)Wambua, Raphael M.; Mutua, Benedict M.; Raude, James M.
2021-01-12Assessment of rainfall, streamflow and reservoir level trends for Malewa river catchment, Naivasha, KenyaNyokabi, Elizabeth W.; Wambua, Raphael M.; Okwany, Romulus O.
2019Assessment of the best moisture conservation technique in sorghum production under spate irrigation: A case study of Ewaso Nyiro south drainage basinKilongosi, Celestine; Raude, James; Wambua, Raphael M.; Malesu, Maimbo; Oduor, Alex
2016-07Assessment of water and soil Management approaches for small-scale dry land farming in Kitui and Makueni Counties, KenyaAkuja, Thomas E.; Wambua, Raphael M.
2019-03-06Assessment of water flow and sedimentation processes in irrigation schemes for decision-support tool development: A case review for the Chókwè irrigation scheme, Mozambiquede Sousa, Lateiro S.; Wambua, Raphael M.; Raude, James M.; Mutua, Benedict M.
2022-07-14Bathymetry changes caused by sedimentation in an unlined canal of the Chókwè irrigation scheme, Mozambiquede Sousa, Lateiro S.; Raude, James M.; Wambua, Raphael M.; Mutua, Benedict M.
2017-02-16Characterization of temporal and spatial drought risk events using surface water supply index (SWSI) in a tropical river basinWambua, Raphael M.; Mutua, Benedict M.; Raude, James M.
2021-05-05Cohesive and non-uniform sediment characteristics in the unlined canal of Chókwè irrigation scheme, Mozambiquede Sousa, Lateiro Salvador; Wambua, Raphael M.; Raude, James M.; Mutua, Benedict M.
2025Contract farming technologies, opportunities and challenges in arid and semi-arid lands-a review scenario in KenyaWambua, Raphael M.; Akuja, Thomas E.; Sevu, Rachael M.
2018-07-17Detection of spatial, temporal and trend of meteorological drought using standardized precipitation index (spi) and effective drought index (edi) in the upper Tana river basin.Wambua, Raphael M.; Mutua, Benedict M.; Raude, James M.
2018Determination of discrete particles optimum design parameters for surface irrigation system settling basinNamu, Patrick N.; Raude, James M.; Mutua, Benedict M.; Wambua, Raphael M.
2020Development of a non-linear integrated drought index (NDI) for managing drought and water resources forecasting in the upper Tana river basin-KenyaWambua, Raphael M.
2022-10-24Drought assessment and forecasting using indices and artificial neural networks for the upper Tana River basin, KenyaWambua, Raphael M.
2019Drought estimation-and-projection using standardized supply-demand-water index and artificial neural networks for upper Tana River basin in KenyaWambua, Raphael M.
2018-07Drought forecasting under climate change scenarios using artificial neural networks for sustainable water resources management in upper Tana River basin, KenyaMutua, Benedict M.; Wambua, Raphael M.; Raude, James M.
2014Drought forecasting using indices and artificial neural networks for upper Tana river basin, Kenya-a review conceptWambua, Raphael M.; Mutua, Benedict M.; Raude, James M.
2018-06Effect of Streamflow on Hydro-Power Generation in the Upper Tana River Basin, KenyaMusyoka, Francis K.; Wambua, Raphael M.; Mutua, Benedict M.
2009Effects of ground insulation and greenhouse microenvironment on the rate and quality of biogas productionCheruiyot, P. K.; Ngunjiri, G. M.; Ndiema, C. K.; Chemelil, M. C.; Wambua, Raphael M.
2023-01-19Engineering research methods. Research proposal, structure of a paper, data collection and analysisWambua, Raphael M.