P. Dzomba

Phytochemical Screening and Biological Activities of Hypotrigona squamuligera Raw Honey

P. Dzomba, N. Ngoroyemoto, L. Mutandwa & D. Shasha · International Journal of Biochemistry Research & Review · 2012

Aims: To evaluate phytochemical content and biological activities of Hypotrigona squamuligera honey. Study Design: Standard chemical tests, DPPH antiradical activity assay and agar diffusion methods. Place and Duration of Study: Department of Chemistry (Natural product section) a...

Open access Research Article 10.9734/ijbcrr/2012/1562

An Assessment of Small and Medium Enterprise Owners’ Occupational Safety and Health Efforts: The Case of Southerton, Harare, Zimbabwe

N. Mudavanhu, T. Zhou & P. Dzomba · Journal of Scientific Research and Reports · 2013

Aims: To assess Small and Medium Enterprises (SMEs) owners’ efforts towards the occupational health and safety scenario of their companies. Study Design: This study followed a survey approach. Place and Duration of Study: Southerton industrial area, Harare, Zimbabwe, between Marc...

Open access Research Article 10.9734/JSRR/2014/6263

Optimization of Fermentation Parameters for Ethanol Production from Ziziphus mauritiana Fruit Pulp Using Saccharomyces cerevisiae (NA33)

E. Togarepi, C. Mapiye, N. Muchanyereyi & P. Dzomba · International Journal of Biochemistry Research & Review · 2012

Total demand for ethanol due to fear of crude oil depletion and the need to mitigate global warming due to green house gas emissions is increasing year after year. The present study was undertaken to investigate optimum parameters for ethanol production from Ziziphus mauritiana b...

Open access Research Article 10.9734/IJBCRR/2012/1096