Isolation and screening of potential actinobacteria for rapid composting of rice straw

Rice straw is produced as a by-product from rice cultivation, which is composed largely of lignocellulosic materials amenable to general biodegradation. Lignocellulolytic actinobacteria can be used as a potential agent for rapid composting of bulky rice straw. Twenty-five actinobacteria isolate...

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Main Authors: H., Kausar, Meon, Sariah, Mohd. Saud, Halimi, Alam, Md. Zahangir, Ismail, Mohd. Razi
Format: Article
Language:English
Published: Springer 2011
Subjects:
Online Access:http://irep.iium.edu.my/4105/
http://irep.iium.edu.my/4105/1/Paper-Kausar.pdf
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author H., Kausar
Meon, Sariah
Mohd. Saud, Halimi
Alam, Md. Zahangir
Ismail, Mohd. Razi
author_facet H., Kausar
Meon, Sariah
Mohd. Saud, Halimi
Alam, Md. Zahangir
Ismail, Mohd. Razi
author_sort H., Kausar
building IIUM Repository
collection Online Access
description Rice straw is produced as a by-product from rice cultivation, which is composed largely of lignocellulosic materials amenable to general biodegradation. Lignocellulolytic actinobacteria can be used as a potential agent for rapid composting of bulky rice straw. Twenty-five actinobacteria isolates were isolated from various in situ and in vitro rice straw compost sources. Isolates A2, A4, A7, A9 and A24 were selected through enzymatic degradation of starch, cellulose and lignin followed by the screening for their adaptability on rice straw powder amended media. The best adapted isolate (A7) was identified as Micromonospora carbonacea. It was able to degrade cellulose, hemicelluloses and carbon significantly (P B 0.05) over the control. C/N ratio was reduced to 18.1 from an initial value of 29.3 in 6 weeks of composting thus having the potential to be used in large scale composting of rice straw.
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publishDate 2011
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spelling iium-41052012-01-18T00:06:01Z http://irep.iium.edu.my/4105/ Isolation and screening of potential actinobacteria for rapid composting of rice straw H., Kausar Meon, Sariah Mohd. Saud, Halimi Alam, Md. Zahangir Ismail, Mohd. Razi TP248.13 Biotechnology Rice straw is produced as a by-product from rice cultivation, which is composed largely of lignocellulosic materials amenable to general biodegradation. Lignocellulolytic actinobacteria can be used as a potential agent for rapid composting of bulky rice straw. Twenty-five actinobacteria isolates were isolated from various in situ and in vitro rice straw compost sources. Isolates A2, A4, A7, A9 and A24 were selected through enzymatic degradation of starch, cellulose and lignin followed by the screening for their adaptability on rice straw powder amended media. The best adapted isolate (A7) was identified as Micromonospora carbonacea. It was able to degrade cellulose, hemicelluloses and carbon significantly (P B 0.05) over the control. C/N ratio was reduced to 18.1 from an initial value of 29.3 in 6 weeks of composting thus having the potential to be used in large scale composting of rice straw. Springer 2011 Article PeerReviewed application/pdf en http://irep.iium.edu.my/4105/1/Paper-Kausar.pdf H., Kausar and Meon, Sariah and Mohd. Saud, Halimi and Alam, Md. Zahangir and Ismail, Mohd. Razi (2011) Isolation and screening of potential actinobacteria for rapid composting of rice straw. Biodegradation, 22 (2). pp. 367-375. ISSN 0923-9820 http://dx.doi.org/10.1007/s10532-010-9407-3 doi:10.1007/s10532-010-9407-3
spellingShingle TP248.13 Biotechnology
H., Kausar
Meon, Sariah
Mohd. Saud, Halimi
Alam, Md. Zahangir
Ismail, Mohd. Razi
Isolation and screening of potential actinobacteria for rapid composting of rice straw
title Isolation and screening of potential actinobacteria for rapid composting of rice straw
title_full Isolation and screening of potential actinobacteria for rapid composting of rice straw
title_fullStr Isolation and screening of potential actinobacteria for rapid composting of rice straw
title_full_unstemmed Isolation and screening of potential actinobacteria for rapid composting of rice straw
title_short Isolation and screening of potential actinobacteria for rapid composting of rice straw
title_sort isolation and screening of potential actinobacteria for rapid composting of rice straw
topic TP248.13 Biotechnology
url http://irep.iium.edu.my/4105/
http://irep.iium.edu.my/4105/
http://irep.iium.edu.my/4105/
http://irep.iium.edu.my/4105/1/Paper-Kausar.pdf