“VACUUM-PRESSURE TREATMENT OF RUBBERWOOD (HEVEA BRASILIENSIS) USING BORON-BASED PRESERVATIVE” (2022) JOURNAL OF TROPICAL FOREST SCIENCE, 20(1), pp. 1–7. Available at: https://jtfs.frim.gov.my/jtfs/article/view/752 (Accessed: 14 December 2025).