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Updated: Jul 4, 2026

Techniques for the Evolution of Robust Pentose-fermenting Yeast for Bioconversion of Lignocellulose to Ethanol
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Ethanol production from fodder beets.

N Kosaric1, A Wieczorek, S Kliza

  • 1Biochemical and Food Engineering, Faculty of Engineering Science, The University of Western Ontario, London, Ontario, Canada.

Biotechnology and Bioengineering
|July 1, 1983
PubMed
Summary
This summary is machine-generated.

This study explored yeast fermentation of fodder beet juice for alcohol production. Saccharomyces diastaticus demonstrated the most effective fermentation, yielding significant alcohol from one hectare of fodder beet.

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Area of Science:

  • Agricultural Science
  • Biotechnology
  • Fermentation Technology

Background:

  • Fodder beet juice is a potential substrate for bioethanol production.
  • Evaluating different yeast strains is crucial for optimizing fermentation efficiency.
  • Understanding fermentation kinetics is key to maximizing alcohol yield.

Purpose of the Study:

  • To assess the alcohol fermentation capabilities of various yeast strains using fodder beet juice.
  • To compare the fermentation kinetics of Saccharomyces cerevisiae, Saccharomyces diastaticus, and Kluyveromyces marxianus.
  • To identify the optimal yeast species for fodder beet juice fermentation and quantify potential yields.

Main Methods:

  • Juice extraction from fodder beet roots without additives.
  • Fermentation trials using Saccharomyces cerevisiae (two strains), Saccharomyces diastaticus, and Kluyveromyces marxianus.
  • Determination and comparison of fermentation kinetic parameters (e.g., alcohol yield, fermentation rate).

Main Results:

  • Saccharomyces diastaticus exhibited superior performance in fermenting fodder beet juice compared to the other tested yeasts.
  • Fermentation kinetic parameters varied significantly among the different yeast species.
  • The study provides data on the products obtained from fermenting one hectare of fodder beet plants.

Conclusions:

  • Saccharomyces diastaticus is the most promising yeast species for efficient alcohol production from fodder beet juice.
  • Optimized fermentation of fodder beet can contribute to sustainable bioethanol production.
  • Further research can focus on scaling up the process and exploring co-product utilization.