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  • Magnesium, calcium and fermentative metabolism in wine yeasts 

    Birch, Rosslyn M.; Ciani, Maurizio; Walker, Graeme M. (Taylor & Francis, 2003-04)
    The bioavailability of certain metal ions in grape must has been shown to be an important factor in governing fermentation performance by wine yeasts. Elevating levels of external magnesium by supplementing growth media, ...
  • The role of magnesium and calcium in governing yeast agglomeration 

    Birch, Rosslyn M.; Dumont, Ann; Walker, Graeme M. (Food Technology and Biotechnology / University of Zagreb, 2002-06)
    "Grit" formation by agglomerating cells of baker's yeast is an idiosyncratic phenomenon of irreversible cellular aggregation that is detrimental to yeast quality. Agglomeration results in failure of rehydrated dried yeast ...