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Related Experiment Videos

Inducing malolactic fermentation in wines.

C G Edwards1, R B Beelman

  • 1Department of Food Science and Human Nutrition, Irrigated Agriculture Research and Extension Center, Washington State University, Prosser, WA, USA.

Biotechnology Advances
|January 1, 1989
PubMed
Summary
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Malolactic fermentation (MLF) in wine, crucial for flavor, can be unreliable due to grape must conditions and yeast interactions. This study explores methods and new technologies to enhance the predictability of malolactic fermentation.

Area of Science:

  • Enology
  • Microbiology
  • Food Science

Background:

  • Malolactic fermentation (MLF) is a key process in winemaking, influencing wine's sensory profile.
  • MLF can occur naturally or be induced by inoculating specific malolactic bacteria strains, mainly Leuconostoc oenos.
  • Challenges in inducing MLF include grape must properties (pH, sulfur dioxide, ethanol) and wine yeast antagonism.

Purpose of the Study:

  • To review current methodologies for malolactic fermentation induction.
  • To discuss emerging technologies aimed at improving MLF predictability.
  • To address the factors hindering reliable malolactic fermentation in winemaking.

Main Methods:

  • Literature review of existing MLF induction techniques.
  • Analysis of intrinsic factors affecting malolactic bacteria.

Related Experiment Videos

  • Examination of yeast-bacterial interactions in wine environments.

    • Main Results:

    • Identified key challenges in controlling MLF, including must composition and microbial competition.
    • Highlighted the limitations of traditional MLF induction methods.
    • Presented an overview of innovative approaches for better MLF management.

    Conclusions:

    • Improving MLF predictability requires addressing both environmental constraints and microbial dynamics.
    • New technologies offer promising solutions for more consistent malolactic fermentation.
    • Further research is needed to optimize winemaking practices for reliable MLF.