Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry

Soil microbial community plays an important role in the soil ecosystem and the diversity of microbial community may act in check and balance to various plant pathogens.However, soils microbes are very sensitive to changes in soil condition. The use of Biological Control Agents (BCAs) is regarded as...

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Main Authors: Ramli, Nor Azlinda, Abdullah, Che Sobry, Mohd Nawi, Mohd Nasrun
Format: Article
Language:English
Published: AENSI 2014
Subjects:
Online Access:https://repo.uum.edu.my/id/eprint/17243/1/17.pdf
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author Ramli, Nor Azlinda
Abdullah, Che Sobry
Mohd Nawi, Mohd Nasrun
author_facet Ramli, Nor Azlinda
Abdullah, Che Sobry
Mohd Nawi, Mohd Nasrun
author_sort Ramli, Nor Azlinda
collection UUM
description Soil microbial community plays an important role in the soil ecosystem and the diversity of microbial community may act in check and balance to various plant pathogens.However, soils microbes are very sensitive to changes in soil condition. The use of Biological Control Agents (BCAs) is regarded as a promising measure to control Basal Stem Rot (BSR) of oil palm disease. However, its potential effect on other soil microbes is not clear.This paper reports the impact application of two BCAs-based products in the soil microbial population and diversity on oil palm plantation soil.Isolation of microbes from the soil was carried out using plate counts techniques on various media such as Potato Dextrose Agar (PDA), Malt Extract Agar (MEA) and Nutrient Agar (NA). The presence of viable microbes on cultured media was observed and counted using Colony Forming Unit (CFU) method and later identified using Biolog and molecular techniques.The CFU for bacteria and yeast after application of these microbial treatments were remains unchanged, which varied between 103 to 106 cfu/g and 102 to 106 cfu/g of soil respectively. However, CFU for fungi has increased to 104 cfu/g of soil. Identification based on Biolog and molecular technique shows that new species arose and overcome the predominated species after application of these microbial products. The new identified species were Enterobacter spp., Microbacterium spp., Burkholderia spp., Yarrowia spp., Streptomyces spp., Trichoderma spp., etc. Application of BCAs to soil could possibly enhance the richness and evenness of microbial distribution in soil.
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spelling uum-172432016-05-24T06:45:57Z https://repo.uum.edu.my/id/eprint/17243/ Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry Ramli, Nor Azlinda Abdullah, Che Sobry Mohd Nawi, Mohd Nasrun TH Building construction Soil microbial community plays an important role in the soil ecosystem and the diversity of microbial community may act in check and balance to various plant pathogens.However, soils microbes are very sensitive to changes in soil condition. The use of Biological Control Agents (BCAs) is regarded as a promising measure to control Basal Stem Rot (BSR) of oil palm disease. However, its potential effect on other soil microbes is not clear.This paper reports the impact application of two BCAs-based products in the soil microbial population and diversity on oil palm plantation soil.Isolation of microbes from the soil was carried out using plate counts techniques on various media such as Potato Dextrose Agar (PDA), Malt Extract Agar (MEA) and Nutrient Agar (NA). The presence of viable microbes on cultured media was observed and counted using Colony Forming Unit (CFU) method and later identified using Biolog and molecular techniques.The CFU for bacteria and yeast after application of these microbial treatments were remains unchanged, which varied between 103 to 106 cfu/g and 102 to 106 cfu/g of soil respectively. However, CFU for fungi has increased to 104 cfu/g of soil. Identification based on Biolog and molecular technique shows that new species arose and overcome the predominated species after application of these microbial products. The new identified species were Enterobacter spp., Microbacterium spp., Burkholderia spp., Yarrowia spp., Streptomyces spp., Trichoderma spp., etc. Application of BCAs to soil could possibly enhance the richness and evenness of microbial distribution in soil. AENSI 2014 Article PeerReviewed application/pdf en https://repo.uum.edu.my/id/eprint/17243/1/17.pdf Ramli, Nor Azlinda and Abdullah, Che Sobry and Mohd Nawi, Mohd Nasrun (2014) Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry. American-Eurasian Journal of Sustainable Agriculture, 8 (8(S)). pp. 28-32. ISSN 1995-0748 http://www.aensiweb.net/AENSIWEB/aejsa/aejsa_Special3%20icbbf_2014.html
spellingShingle TH Building construction
Ramli, Nor Azlinda
Abdullah, Che Sobry
Mohd Nawi, Mohd Nasrun
Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry
title Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry
title_full Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry
title_fullStr Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry
title_full_unstemmed Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry
title_short Key influences factors for the load-bearing masonry (LBM) system adoption in Malaysia construction industry
title_sort key influences factors for the load bearing masonry lbm system adoption in malaysia construction industry
topic TH Building construction
url https://repo.uum.edu.my/id/eprint/17243/1/17.pdf
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