Table 5 Influence of proteolytic and pectolytic activities on different fractions of pectin (µg galacturonic acid/g dry matter of olive flesh) contents in olives during ripening
Treatment | Harvest time | Soluble pectins | Protopectins |
|---|---|---|---|
Control | P1 (18/10) | 1805 | 15,253 |
P2 (04/11) | 1892 | 10,240 | |
P3 (20/11) | 2382 | 8440 | |
P4 (06/12) | 2602 | 6228 | |
P5 (20/12) | 3072 | 3807 | |
Proteolytic enzyme | P1 (18/10) | 1473 | 14,653 |
P2 (04/11) | 1784 | 9860 | |
P3 (20/11) | 2299 | 7653 | |
P4 (06/12) | 2352 | 6107 | |
P5 (20/12) | 2441 | 4200 | |
Pectolytic enzyme | P1 (18/10) | 1520 | 10,862 |
P2 (04/11) | 1666 | 8073 | |
P3 (20/11) | 1712 | 7110 | |
P4 (06/12) | 2151 | 5356 | |
P5 (20/12) | 2548 | 3098 | |
Combined treatment | P1 (18/10) | 1321 | 10,819 |
P2 (04/11) | 1764 | 7657 | |
P3 (20/11) | 1823 | 6341 | |
P4 (06/12) | 2058 | 5134 | |
P5 (20/12) | 2385 | 2852 |