Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia

Managing regrowth forests sustainably is a necessary tactic to address climate change as these forests' ability to capture and sequester carbon is much higher due to their potential high growth rate. These forests also retained high tree diversity if subjected to selective logging previously. T...

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Main Authors: Ong, Kian Huat, Yong, Pei Li, Kueh, Roland Jui Heng
Format: Article
Language:English
Published: Universiti Malaysia Sarawak 2024
Online Access:http://psasir.upm.edu.my/id/eprint/120316/
http://psasir.upm.edu.my/id/eprint/120316/1/120316.pdf
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author Ong, Kian Huat
Yong, Pei Li
Kueh, Roland Jui Heng
author_facet Ong, Kian Huat
Yong, Pei Li
Kueh, Roland Jui Heng
author_sort Ong, Kian Huat
building UPM Institutional Repository
collection Online Access
description Managing regrowth forests sustainably is a necessary tactic to address climate change as these forests' ability to capture and sequester carbon is much higher due to their potential high growth rate. These forests also retained high tree diversity if subjected to selective logging previously. The objectives of this study were to investigate growth rate of tree species in a logged over coastal lowland mixed dipterocarp forest. This study was carried out in 10 established plots (50 m × 20 m) at a logged-over forest in Universiti Putra Malaysia Bintulu Sarawak Campus, Sarawak, Malaysia and trees with 10 cm diameter breast height (dbh) and above were measured. There were 611 individual trees of 159 species and 43 families were found in a one-hectare. The majority of trees (86%) were found in smaller diameter classes (<30 cm) with only 2% in diameter classes of more than 50 cm. The study area still retains a mixed dipterocarp forest feature. The stand has a good growth rate. Overall dbh increment was 0.34 cm yr-1 with dipterocarps documented 0.39 cm yr-1. A reverse growth dominance was observed in this study where smaller trees recorded higher growth. Thus contributing up to 72% of carbon sequestrated by this group of trees.
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spelling upm-1203162025-09-30T07:34:10Z http://psasir.upm.edu.my/id/eprint/120316/ Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia Ong, Kian Huat Yong, Pei Li Kueh, Roland Jui Heng Managing regrowth forests sustainably is a necessary tactic to address climate change as these forests' ability to capture and sequester carbon is much higher due to their potential high growth rate. These forests also retained high tree diversity if subjected to selective logging previously. The objectives of this study were to investigate growth rate of tree species in a logged over coastal lowland mixed dipterocarp forest. This study was carried out in 10 established plots (50 m × 20 m) at a logged-over forest in Universiti Putra Malaysia Bintulu Sarawak Campus, Sarawak, Malaysia and trees with 10 cm diameter breast height (dbh) and above were measured. There were 611 individual trees of 159 species and 43 families were found in a one-hectare. The majority of trees (86%) were found in smaller diameter classes (<30 cm) with only 2% in diameter classes of more than 50 cm. The study area still retains a mixed dipterocarp forest feature. The stand has a good growth rate. Overall dbh increment was 0.34 cm yr-1 with dipterocarps documented 0.39 cm yr-1. A reverse growth dominance was observed in this study where smaller trees recorded higher growth. Thus contributing up to 72% of carbon sequestrated by this group of trees. Universiti Malaysia Sarawak 2024-06-30 Article PeerReviewed text en cc_by_nc_sa_4 http://psasir.upm.edu.my/id/eprint/120316/1/120316.pdf Ong, Kian Huat and Yong, Pei Li and Kueh, Roland Jui Heng (2024) Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia. Borneo Journal of Resource Science and Technology, 14 (1). pp. 149-160. ISSN 2229-9769; eISSN: 0128-2972 https://doi.org/10.33736%2Fbjrst.5844.2024 10.33736/bjrst.5844.2024
spellingShingle Ong, Kian Huat
Yong, Pei Li
Kueh, Roland Jui Heng
Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia
title Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia
title_full Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia
title_fullStr Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia
title_full_unstemmed Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia
title_short Early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in Bintulu, Sarawak, Malaysia
title_sort early assessment of forest growth in a logged over coastal lowland mixed dipterocarp forest in bintulu, sarawak, malaysia
url http://psasir.upm.edu.my/id/eprint/120316/
http://psasir.upm.edu.my/id/eprint/120316/
http://psasir.upm.edu.my/id/eprint/120316/
http://psasir.upm.edu.my/id/eprint/120316/1/120316.pdf