Classes of Homozygous Variants of Wine Yeast Found Among 239 Strains Isolated During the 1993 and 1994 Crushes
| Phenotypic class | SUC | MAL | GAL | MIN | COM | CUP | H2S | LET | SPR | SPR VBL | HO | No.strains | No.ferm. |
| a | +/+ | +/+ | +/+ | +/+ | +/+ | −/− | 4/4 | +/+ | H | 100 | +/+ | 48 | 21 |
| b | +/+ | +/+ | +/+ | +/+ | +/+ | +/+ | 4/4 | +/+ | H | 100 | +/+ | 21 | 11 |
| c | −/− | +/+ | +/+ | +/+ | +/+ | −/− | 4/4 | +/+ | H | 100 | +/+ | 3 | 3 |
| d | +/+ | −/− | +/+ | +/+ | +/+ | −/− | 4/4 | +/+ | H | 100 | +/+ | 2 | 2 |
| e | +/+ | −/− | −/− | +/+ | +/+ | +/+ | 4/4 | +/+ | H | 100 | +/+ | 6 | 5 |
| f | +/+ | +/+ | −/− | +/+ | +/+ | −/− | 4/4 | +/+ | H | 100 | +/+ | 5 | 4 |
| g | +/+ | +/+ | +/+ | +/− | +/+ | −/− | 4/4 | +/+ | H | 100 | +/+ | 1 | 1 |
| h | +/+ | +/+ | +/+ | +/+ | +/+ | −/− | 4/4 | +/− | H | 50 | +/+ | 1 | 1 |
| i | +/+ | +/+ | +/− | +/+ | +/+ | −/− | 4/4 | +/+ | H | 100 | +/+ | 1 | 1 |
| 84 | 45 |