KANDUNGAN LOGAM BERAT DALAM TUMBUHAN PERISA (HALIA DAN SERAI) YANG DITANAM DALAM TANAH ULTRABES DI RANAU, SABAH, MALAYSIA: HEAVY METAL CONTENT IN FLAVORING PLANTS (GINGER AND LEMONGRASS) GROWN IN ULTRABASE SOIL IN RANAU, SABAH, MALAYSIA. J. Teknol. [Internet]. 2026 Apr. 30 [cited 2026 Sep. 13];88(3):385-93. Available from: https://journals.utm.my/jurnalteknologi/article/view/23690