The distribution of dipterocarpaceae family in UiTM Jengka forest reserve (base line 2: line 14) / Rozaimi Hasan

This study done in UiTM Jengka Forest Reserve on the line 14 included all the observation and recognition of the dipterocarpaceae trees. This study is to examine the commercial standing tree of dipterocarpaceae and to determine juvenile and adult population tree in line 14. A study plot size is 500 m X 20 m has been chosen. Result from the research showed the area only has 3 mature trees, 4 premature trees and others are from pole tree. From this study, we found the standing commercial standing trees are almost on Shorea species. The species like Shorea leprosula (Meranti Tembaga), S. ovalis (M. Kepong), S. pauciflora (M. Nemesu), S. macroptera (M. Melantai), S. parvifolia (M. Sarang Punai), S. bracteolata (M. Paang), S. multiflora (M. Damar Hitam Pipit), Dipterocarpus cornutus (Keming Gombang), D. crinitus (K. Mempelas) and Hopea spp. (Merawan spp.) are species that found in Line 14. Base the research that have been done, there showed this study plot was in secondary growth after longing and should enrich with other suitable species that cannot find here for educational purpose, 23 of trees or 51% are found growth in acidic area with soil pH around 4 in Oxisols type.