Kayode, J. “ALLELOPATHIC EFFECT OF AQUEOUS EXTRACTS OF CALOTROPIS PROCERA ON GERMINATION AND SEEDLING GROWTH OF MAIZE”. Biological Sciences - PJSIR 47, no. 1 (February 23, 2004). Accessed May 17, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/1464.