YEAST DEVELOPMENT AND DETERMINATION OF THE AVERAGE GENERATION TIMES IN QUARG AFTER STORAGE AT DIFFERENT TEMPERATURES.

[In German. / En allemand.]

Author(s) : ENGEL G.

Type of article: Article

Summary

THE GENERATION TIMES IN QUARG DURING LOGARITHMIC GROWTH WERE DETERMINED AFTER STORAGE IN 12 YEAST STRAINS AT 275, 277, 279 AND 283 K (2, 4, 6 AND 10 DEG C). STORAGE AT LOWER TEMPERATURES PRODUCED LONGER GENERATION TIMES. SINCE YEASTS DO NOT GROW IMMEDIATELY AFTER INFECTION OF QUARG IN THE INITIAL PHASE, THE PERIOD WITH HIGHER YEASTNUMBERS IS REACHED LATER. HENCE, AT 279 K STORAGE FOR 18 DAYS, DEFECTS DUE TO THE INFECTION BY YEASTS ARE LIABLE TO OCCUR AS SUCH THE PRODUCT SHOULD BE PACKED YEAST-FREE AND SHORTER SHELF-LIFE MUST BE ADOPTED IN ORDER TO MAINTAIN QUALITY.

Details

  • Original title: [In German. / En allemand.]
  • Record ID : 1988-2371
  • Languages: German
  • Source: Milchwissenschaft - vol. 43 - n. 2
  • Publication date: 1988
  • Document available for consultation in the library of the IIR headquarters only.

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