Franca Ngozi Okafor, Michael Uchenna Orji, Christian Okechukwu Nweke, Samuel Chinedu Onuorah, Bright Obidinma Uba & Chinweike Unoma Dokubo 2021. Toxicity of Quaternary Mixture of Formulated Glyphosate and Phenols on Providencia vermicola Dehydrogenase Activity. Archives of Current Research International. 21, 4 (Jul. 2021), 1–10. DOI:https://doi.org/10.9734/acri/2021/v21i430239.