Michael Uchenna Orji

In vitro Interactive Toxicity of Binary Mixtures of Selected Herbicides on Lysinibacillusfusiformis

Franca Ngozi Okafor, Michael Uchenna Orji, Samuel Chinedu Onuorah, Bright Obidinma Uba, Chinweike Unoma Dokubo & Joypat Ogechukwu Ofunnwa · Asian Journal of Biology · 2021

Aims: To assess the toxicities of some herbicides as individuals and in binary mixtures to Lysinibacillus fusiformis isolated from Oryzasativa plant using dehydrogenase activity as an endpoint. Study Design: The binary mixture consists of combination of any two herbicides selecte...

Open access Research Article 10.9734/ajob/2021/v12i330165

Toxicity of Quaternary Mixture of Formulated Glyphosate and Phenols on Providencia vermicola Dehydrogenase Activity

Franca Ngozi Okafor, Michael Uchenna Orji, Christian Okechukwu Nweke, Samuel Chinedu Onuorah, Bright Obidinma Uba & Chinweike Unoma Dokubo · Archives of Current Research International · 2021

Aims: To assess the toxicity of glyphosate (as an active ingredient in drysate), three phenols (2,4-dichlorophenol, 4-chlorophenols and phenol) and quaternary mixtures of glyphosate, 2,4-dichlorophenol, 4-chlorophenol and phenol on the dehydrogenase activity (DHA) of P. vermicola...

Open access Research Article 10.9734/acri/2021/v21i430239