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O. Ewa

Publications (5)

Quality Assessment of Portable Water Sourced from Various Locations within Yenagoa Metropolis of Bayelsa State, Nigeria

N. A. Osaribie, O. Ewa, M. Aisha, E. Ekata, O. Oda & J. Wassagwa · South Asian Journal of Research in Microbiology · 2023

The indispensability of water cannot be over emphasized being an essential resource upon which life thrives. Good quality water is critical to a healthy living. Thus, the aim of this study was to evaluate the quality of portable water obtained from different locations within the...

Open access Research Article 10.9734/sajrm/2023/v17i1321

Influence of Retention Time on the Optimization of Biogas Production from Water Hyacinth and Cow Dung Blend

N. A. Osaribie, O. Ewa, M. R. Karimah & Ayuba Victoria · South Asian Research Journal of Natural Products · 2019

The aim of this study was to evaluate the influence of retention time on the production of biogas from a blend of cow dung and water hyacinth. The study was designed to include three production trials. These were the Cow dung Production Trial (CPT), Water Hyacinth Production Tria...

Open access Research Article

Comparative Evaluation of Cyanide Degrading Potential of Some Microbial Fermenters on Manihot esculentum Crantz

O. Oda, O. Ewa, A. S. Ezekwe, J. Wassagwa & U. G. Ekeleme · Asian Journal of Advances in Agricultural Research · 2018

Comparative Evaluation of Cyanide Degrading Potential of Some Microbial Fermenters on Manihot esculentum Crantz Aim: The aim of this work is to determine the cyanide degrading potentials of microbial fermenters on Manihot esculentum Crantz. Study Design: Pure culture of Weissella...

Open access Research Article 10.9734/AJAAR/2018/40328

Effect of Lactobacillus plantarum 1 on the Sensory Attributes and Proximate Composition of Gari Made from Manihot esculentum Crantz

O. Oda, O. Ewa, A. K. Amah, D. C. Ejiofor & J. Wassagwa · Asian Journal of Advances in Agricultural Research · 2018

Effect of Lactobacillus plantarum 1 on the Sensory Attributes and Proximate Composition of Gari Made from Manihot esculentum Crantz Aim: The aim of this study was to evaluate the effect of Lactobacillus plantarum 1 on the Sensory Attributes and Proximate Composition of gari made...

Open access Research Article 10.9734/AJAAR/2018/40327

Optimization of Aspergillus niger α-amylase Activity for Enhanced Glucose Production from Cassava Starch

N. A. Osaribie, J. C. Ndubuisi, O. Ewa, M. R. Karimah & O. Oda · Asian Journal of Biotechnology and Bioresource Technology · 2019

The aim of this study was to optimize the hydrolytic activity of A. niger α-amylase on cassava starch. Isolation of Aspergillus niger, determination of α-amylase activity, α-amylase production and extraction were performed using standard protocols. Parameters such as pH, temperat...

Open access Research Article 10.9734/ajb2t/2019/v5i430065