White wine wasting is most frequently caused by the growth of germs or wine putridity yeasts in the red wine. https://islamhood.org/?p=760 These microbes can grow in wine if the wine is not properly sanitized or if it is saved in conditions that are conducive to their growth. The development of these bacteria can cause the red wine to develop off-flavors and fragrances, and in some cases, can cause the white wine to end up being sour or unpalatable.
White wine spoilage bacteria are generally aerobic, implying that they require oxygen to grow. The most common white wine spoilage germs are acetic acid bacteria, which are responsible for the development of vinegar flavors in red wine. These germs transform ethanol (alcohol) into acetic acid, which offers the red wine an unpleasant, vinegar-like taste. Acetic acid bacteria are found on the surface of grape skins and in wine barrels, and can enter the white wine through contact with grape must or red wine that has actually not been correctly sterilized.
https://romanquarterconsultation.co.uk/?p=312 Red wine putridity yeasts are likewise a common cause of white wine spoilage. Brettanomyces yeast is found on the surface of grape skins and in wine barrels, and can get in the red wine through contact with grape should or wine that has actually not been correctly decontaminated.
In order to avoid wine putridity, it is important to practice excellent sanitation procedures when handling wine. Storing wine in conditions that are too warm or too cold can lead to the development of red wine putridity microbes.