Table 1.

Strains used in this study: background, origin and tested stressing agents.

Strain	Background	Geographical Location	Genotype	Reference	Stressing Agent	Low Stress	High Stress
TC1517	Grape marcs	Italy	2n, homotallic	[26]	Glucose (g L−1)	250	300
YI30	Industrial distillery	South Africa	2n, homotallic	[27]	Formic acid (g L−1)	0.3	0.6
YVGC13A	Vineyard, isolated from vine bark	Canada	2n, homotallic	University of Perugia	Copper sulfate (Cu-ppm)	5	7.5