A. Ares. “PHOSPHORUS AND LIME REQUIREMENTS OF TREE CROPS IN TROPICAL ACID SOILS: A REVIEW”. Journal of Tropical Forest Science (JTFS) 19, no. 3 (June 22, 2022): 176–185. Accessed May 3, 2024. https://jtfs.frim.gov.my/jtfs/article/view/744.