Assessment of soil carbon storage in a tropical rehabilitated forest.

Decrease of tropical rainforests affects global warming and has attracted much attention. Afforestation programs have been suggested to mitigate this problem. But there is little research on the assessment of soil carbon (C) storage in a rehabilitated forest in tropical areas such as Malaysia. T...

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Main Authors: Ch’ng, Huck Ywih, Ahmed, Osumanu Haruna, Nik Ab. Majid, Nik Muhamad
Format: Article
Language:English
English
Published: Academic Journals 2011
Online Access:http://psasir.upm.edu.my/id/eprint/22192/1/Assessment%20of%20soil%20carbon%20storage%20in%20a%20tropical%20rehabilitated%20forest.pdf
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author Ch’ng, Huck Ywih
Ahmed, Osumanu Haruna
Nik Ab. Majid, Nik Muhamad
author_facet Ch’ng, Huck Ywih
Ahmed, Osumanu Haruna
Nik Ab. Majid, Nik Muhamad
author_sort Ch’ng, Huck Ywih
collection UPM
description Decrease of tropical rainforests affects global warming and has attracted much attention. Afforestation programs have been suggested to mitigate this problem. But there is little research on the assessment of soil carbon (C) storage in a rehabilitated forest in tropical areas such as Malaysia. The objective of this study was to determine the C accumulation of a rehabilitated forest of different ages. Soil samples were collected from the 1 year old till 7 year old rehabilitated forest. Ten samples were taken randomly with a soil auger at depths 0-20, 20-40 and 40-60 cm. Materials and methods section were used to analyse the soil samples for pH, total C, soil organic matter (SOM), total N, C/N ratio, yield of humic acids (HA), and C in HA (CHA). Results showed that pH decreased significantly with increasing age of rehabilitated forest regardless of depth. SOM and total C contents increased with age. No significant difference in the quantity of CHA content for the different ages of rehabilitated forest at 0-20, 20-40 and 40-60 cm soil were observed. Forest rehabilitation by planting indigenous tree species at initial ages (till 7 years old) has shown signs of C sink but does not exert any difference in the amount of C accumulated across the initial ages.
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spelling upm.eprints-221922015-10-05T01:25:12Z http://psasir.upm.edu.my/id/eprint/22192/ Assessment of soil carbon storage in a tropical rehabilitated forest. Ch’ng, Huck Ywih Ahmed, Osumanu Haruna Nik Ab. Majid, Nik Muhamad Decrease of tropical rainforests affects global warming and has attracted much attention. Afforestation programs have been suggested to mitigate this problem. But there is little research on the assessment of soil carbon (C) storage in a rehabilitated forest in tropical areas such as Malaysia. The objective of this study was to determine the C accumulation of a rehabilitated forest of different ages. Soil samples were collected from the 1 year old till 7 year old rehabilitated forest. Ten samples were taken randomly with a soil auger at depths 0-20, 20-40 and 40-60 cm. Materials and methods section were used to analyse the soil samples for pH, total C, soil organic matter (SOM), total N, C/N ratio, yield of humic acids (HA), and C in HA (CHA). Results showed that pH decreased significantly with increasing age of rehabilitated forest regardless of depth. SOM and total C contents increased with age. No significant difference in the quantity of CHA content for the different ages of rehabilitated forest at 0-20, 20-40 and 40-60 cm soil were observed. Forest rehabilitation by planting indigenous tree species at initial ages (till 7 years old) has shown signs of C sink but does not exert any difference in the amount of C accumulated across the initial ages. Academic Journals 2011-10-30 Article PeerReviewed application/pdf en http://psasir.upm.edu.my/id/eprint/22192/1/Assessment%20of%20soil%20carbon%20storage%20in%20a%20tropical%20rehabilitated%20forest.pdf Ch’ng, Huck Ywih and Ahmed, Osumanu Haruna and Nik Ab. Majid, Nik Muhamad (2011) Assessment of soil carbon storage in a tropical rehabilitated forest. International Journal of the Physical Sciences, 6 (26). pp. 6210-6219. ISSN 1992-1950 http://www.academicjournals.org/journal/IJPS/edition/30_October_2011 English
spellingShingle Ch’ng, Huck Ywih
Ahmed, Osumanu Haruna
Nik Ab. Majid, Nik Muhamad
Assessment of soil carbon storage in a tropical rehabilitated forest.
title Assessment of soil carbon storage in a tropical rehabilitated forest.
title_full Assessment of soil carbon storage in a tropical rehabilitated forest.
title_fullStr Assessment of soil carbon storage in a tropical rehabilitated forest.
title_full_unstemmed Assessment of soil carbon storage in a tropical rehabilitated forest.
title_short Assessment of soil carbon storage in a tropical rehabilitated forest.
title_sort assessment of soil carbon storage in a tropical rehabilitated forest
url http://psasir.upm.edu.my/id/eprint/22192/1/Assessment%20of%20soil%20carbon%20storage%20in%20a%20tropical%20rehabilitated%20forest.pdf
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