Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia

Tropical peat swamp forests can sequester significant amount of carbon (C). However, there is dearth of understanding on the tropical soils’ C stocks and emissions because of the changes in peatland use, land use policies, and micro-climate. The objective of this study was to determine the C stocks...

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Main Authors: Vijayanathan, Jeyanny, Ishak, Mohammad Fakhri, Parlan, Ismail, Omar, Hamdan, Haruna, Ahmed Osumanu, Lion, Marryanna, Hassan, Mohd Ghazali, Jong, Regina Mariah, Abu Samah, Abdul Khalim
Format: Article
Published: Societa Italiana di Selvicoltura ed Ecologia Forestale (S I S E F) 2021
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author Vijayanathan, Jeyanny
Ishak, Mohammad Fakhri
Parlan, Ismail
Omar, Hamdan
Haruna, Ahmed Osumanu
Lion, Marryanna
Hassan, Mohd Ghazali
Jong, Regina Mariah
Abu Samah, Abdul Khalim
author_facet Vijayanathan, Jeyanny
Ishak, Mohammad Fakhri
Parlan, Ismail
Omar, Hamdan
Haruna, Ahmed Osumanu
Lion, Marryanna
Hassan, Mohd Ghazali
Jong, Regina Mariah
Abu Samah, Abdul Khalim
author_sort Vijayanathan, Jeyanny
collection UPM
description Tropical peat swamp forests can sequester significant amount of carbon (C). However, there is dearth of understanding on the tropical soils’ C stocks and emissions because of the changes in peatland use, land use policies, and micro-climate. The objective of this study was to determine the C stocks and fluxes of two peat swamp forests and a peatland under mixed cropping in Selangor, Malaysia. Standard procedures were used to determine aboveground biomass, belowground biomass, selected peat soil physical, chemical, and biological properties, and environmental variables that are related to peat soil respirations. The mean C stocks for the peat swamp forest and mixed cropping sites were 1788.79 Mg C ha-1 and 1023.57 Mg C ha-1, respectively. The carbon dioxide emission rates of peat swamp forest and mixed cropping sites ranged from 7.20 to 73.13 tCO2 ha-1 year-1 and 26.50 to 43.43 tCO2 ha-1 year-1, respectively. These emissions are related to seasonal changes because the relative humidity, soil temperature, and ground water of the experimental sites had significant effects on soil respiration. Unlike the mixed cropping sites, the fluxes of the peat swamp forest were significantly higher in the dry season compared with the wet season. These findings suggest that peat soil respiration is controlled by relative humidity, temperature, and the changes in ground water table. Continued monitoring and conservation efforts to preserve stored C in peatlands are essential.
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spelling upm.eprints-953162023-04-06T02:16:20Z http://psasir.upm.edu.my/id/eprint/95316/ Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia Vijayanathan, Jeyanny Ishak, Mohammad Fakhri Parlan, Ismail Omar, Hamdan Haruna, Ahmed Osumanu Lion, Marryanna Hassan, Mohd Ghazali Jong, Regina Mariah Abu Samah, Abdul Khalim Tropical peat swamp forests can sequester significant amount of carbon (C). However, there is dearth of understanding on the tropical soils’ C stocks and emissions because of the changes in peatland use, land use policies, and micro-climate. The objective of this study was to determine the C stocks and fluxes of two peat swamp forests and a peatland under mixed cropping in Selangor, Malaysia. Standard procedures were used to determine aboveground biomass, belowground biomass, selected peat soil physical, chemical, and biological properties, and environmental variables that are related to peat soil respirations. The mean C stocks for the peat swamp forest and mixed cropping sites were 1788.79 Mg C ha-1 and 1023.57 Mg C ha-1, respectively. The carbon dioxide emission rates of peat swamp forest and mixed cropping sites ranged from 7.20 to 73.13 tCO2 ha-1 year-1 and 26.50 to 43.43 tCO2 ha-1 year-1, respectively. These emissions are related to seasonal changes because the relative humidity, soil temperature, and ground water of the experimental sites had significant effects on soil respiration. Unlike the mixed cropping sites, the fluxes of the peat swamp forest were significantly higher in the dry season compared with the wet season. These findings suggest that peat soil respiration is controlled by relative humidity, temperature, and the changes in ground water table. Continued monitoring and conservation efforts to preserve stored C in peatlands are essential. Societa Italiana di Selvicoltura ed Ecologia Forestale (S I S E F) 2021-10-10 Article PeerReviewed Vijayanathan, Jeyanny and Ishak, Mohammad Fakhri and Parlan, Ismail and Omar, Hamdan and Haruna, Ahmed Osumanu and Lion, Marryanna and Hassan, Mohd Ghazali and Jong, Regina Mariah and Abu Samah, Abdul Khalim (2021) Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia. iForest-Biogeosciences and Forestry, 14 (4). 362 - 369. ISSN 1971-7458 https://iforest.sisef.org/contents/?id=ifor3700-014 10.3832/ifor3700-014
spellingShingle Vijayanathan, Jeyanny
Ishak, Mohammad Fakhri
Parlan, Ismail
Omar, Hamdan
Haruna, Ahmed Osumanu
Lion, Marryanna
Hassan, Mohd Ghazali
Jong, Regina Mariah
Abu Samah, Abdul Khalim
Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia
title Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia
title_full Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia
title_fullStr Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia
title_full_unstemmed Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia
title_short Temporal patterns control carbon balance in forest and agricultural tropical peatlands in North Selangor, Malaysia
title_sort temporal patterns control carbon balance in forest and agricultural tropical peatlands in north selangor malaysia
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