Neswati, R. ., Lopulisa, C. ., & Nathan, M. . (2020). Improving quality of nickel post-mining soil using mycorrhiza and biochar made from oil palm empty fruit bunch. Food and Agricultural Sciences : Polije Proceedings Series, 3(1), 197–203. Retrieved from https://proceedings.polije.ac.id/index.php/food-science/article/view/164