A. O. Onah

Concentrations of Trace Metals in Three Leafy Vegetables (Telfairia occidentalis, Amaranthus viridis and Pterocarpus erinaceus) during the Dry Season in Enugu, Nigeria

A. O. Onah, G. I. Ameh, C. D. Nwani, E. N. Anumudu & J. U. Anukwu · Journal of Applied Life Sciences International · 2021

Aims: To investigate the trace metals, manganese (Mn), Nickel (Ni), chromium (Cr), cobalt (Co), zinc (Zn) and iron (Fe) in vegetable samples (Telfairia occidentalis, Amaranthus viridis and Pterocarpus erinaceus) from three senatorial zones in Enugu state, Nigeria during dry seaso...

Open access Research Article 10.9734/jalsi/2021/v24i130218

Quality Evaluation of Fortified Oatmeal Cookies with Banana Pulp and Honey

A. A. Balogun, A. O. Onah & S. O. Akpapunam · European Journal of Nutrition & Food Safety · 2026

This study evaluated the quality of oatmeal cookies fortified with banana pulp and honey. The proximate composition, physical properties, mineral composition and sensory properties were determined using standard analytical methods. The proximate composition revealed that moisture...

Open access Research Article 10.9734/ejnfs/2026/v18i31985

Yield Curve and Monetary Policy in Nigeria: Investigating the Predictive Power of the Yield Curve

J. B. Tawose, K. E. Adedeji, K. J. Ajayi, A. O. Onah & F. Emma-Nwachukwu · South Asian Journal of Social Studies and Economics · 2021

This research paper examines the effectiveness of the yield spread in forecasting future economic activity and inflation in Nigeria. Quarterly data on GDP, Open Buy Back (OBB) Nigerian Treasury Bill (NTB), FGN Bond yields and inflation rates from 2010Q1 – 2020Q1 were employed in...

Open access Research Article 10.9734/sajsse/2021/v12i430314