Itugha, O.D. and Adigio, E.M. 2019. COMPARISONS OF DYE PLUME MIGRATION AT THE NEAR-WALL REGION OF TWO DIFFERENT FLAT BEDS ROUGHENED WITH 7 MM AND 10 MM SYNTHETIC PLEXIGLAS BEADS. International Journal of Research -GRANTHAALAYAH. 7, 4 (Apr. 2019), 147–161. DOI:https://doi.org/10.29121/granthaalayah.v7.i4.2019.884.