Evaluation of bioethanol production from juice and bagasse of some sweet sorghum varieties

Khalil, S.R.A. and Abdelhafez, A.A. and Amer, E.A.M. (2015) Evaluation of bioethanol production from juice and bagasse of some sweet sorghum varieties. Annals of Agricultural Science, 60 (2). pp. 317-324.

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Abstract

Sweet sorghum, with sugar-rich stalks and water-use efficiency, has a very good potential as an alternative feedstock for ethanol and also non-competing with human feed on land. The present study evaluates the exploitation of juice and bagasse of five varieties of sweet sorghum for bioethanol production which can further improve the energy yield of the crop. The sweet sorghum varieties, GK-coba, Mn-1054, Ramada, Mn-4508 and SS-301, were analyzed for their productivity, and sugar and fiber contents. All varieties significantly differed in yield of stripped stalk, juice and bagasse. The sugar-rich juice and the fiber-rich bagasse, resulting from squeezing the striped stalks, were used for bioethanol production by two microorganisms; Saccharomyces cerevisiae ATCC 7754 and Zymomonas mobilis ATCC 29191. Stalks of varieties GK-coba, Mn-4508 and SS-301 contained high sugar contents and thus were utilized for bioethanol production directly from juice....

Item Type: Article
Uncontrolled Keywords: Sweet sorghum, Juice, Bagasse, Bioethanol production Saccharomyces cerevisiae, Zymomonas mobilis
Author Affiliation: Sugar Crops Research Institute, Agricultural Research Center, Giza, Egypt
Subjects: Crop Improvement
Divisions: Sorghum
Depositing User: Mr B Krishnamurthy
Date Deposited: 10 Jan 2017 06:53
Last Modified: 10 Jan 2017 06:53
URI: http://eprints.icrisat.ac.in/id/eprint/14673

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