, 2013a). Yeasts that occur most commonly in nectars (e.g. Metschnikowia, Cryptococcus) are not usually found in sugar thick juice, possibly due to the relatively high water-activity of the former and the exceptionally low water-activity of the latter, which favours xerotolerant and xerophilic species (Table?1; Brown, 1990). For example, certain yeast species isolated from nectar, such as Candida


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