“Effects Of Palm Oil Mill Effluent On Seed Germination And Total Chlorophyll, Phenol And Carotene Contents Of Maize (Zea Mays L.) ”. Applied Biological Research 17, no. 2 (June 3, 2015): 190–194. Accessed November 28, 2024. https://acspublisher.com/journals/index.php/abr/article/view/12244.