Zulaikah, Siti, Yoyok Adisetyo Laksono, Dewi Ningsih, Ninik Munfarikha, and Rizka Amirul Hikma. “Magnetic Susceptibility Profile, Fe Content and PH Analysis of Apple Orchard Soil and the Relation to Fruit Diameter ”. Jurnal Penelitian Pendidikan IPA 8, no. 5 (November 30, 2022): 2224–2228. Accessed November 22, 2024. https://jppipa.unram.ac.id/index.php/jppipa/article/view/2144.