“Effect of Castor Bean (Ricinus Communis L.) Aqueous Extracts on the Performance of Root-Knot Nematodes (Meloideogyne spp.) on Tomato (Solanum Lycopersicum L.)”. Journal of Science and Technology 33, no. 1 (February 19, 2016). Accessed June 11, 2026. https://journal.knust.edu.gh/index.php/just/article/view/68.