Effectiveness of Fibers from “Cabernet Sauvignon” (Vitis vinifera) Pomace as Fining Agents for Red Wines

Table 9

Proanthocyanidin content of the wines expressed as mg/L.

			0 months aged	4 months aged	9 months aged
Unripe wine	Control		515 ± 34 a α	521 ± 61 a α	605 ± 22 a α
	Dose 1	Unripe fibers	499 ± 20 a α	552 ± 2 a α	540 ± 63 a α
		Mature fibers	518 ± 8 a α	556 ± 68 a α	627 ± 34 a α
		Overripe fibers	531 ± 17 a β	535 ± 13 a β	495 ± 14 a α
	Dose 2	Unripe fibers	570 ± 51 a β	455 ± 17 a α	504 ± 32 a αβ
		Mature fibers	544 ± 26 a α	524 ± 25 a α	496 ± 16 a α
		Overripe fibers	600 ± 87 a α	507 ± 17 a α	573 ± 14 a α
Mature wine	Control		637 ± 48 a α	559 ± 56 a α	527 ± 54 ab α
	Dose 1	Unripe fibers	642 ± 26 a β	544 ± 3 a α	505 ± 6 a α
		Mature fibers	644 ± 15 a β	770 ± 2 b γ	524 ± 18 ab α
		Overripe fibers	631 ± 74 a β	667 ± 21 ab β	494 ± 13 a α
	Dose 2	Unripe fibers	732 ± 87 a α	603 ± 18 a α	594 ± 44 b α
		Mature fibers	677 ± 66 a β	594 ± 4 a αβ	531 ± 29 ab α
		Overripe fibers	694 ± 17 a γ	599 ± 3 a β	547 ± 14 ab α
Overripe wine	Control		675 ± 14 ab α	670 ± 51 a α	586 ± 4 b α
	Dose 1	Unripe fibers	701 ± 62 ab β	658 ± 59 a αβ	570 ± 24 b α
		Mature fibers	606 ± 71 a α	562 ± 4 a α	613 ± 32 b α
		Overripe fibers	667 ± 27 ab α	659 ± 26 a α	625 ± 5 b α
	Dose 2	Unripe fibers	768 ± 20 bc β	698 ± 76 a β	419 ± 21 a α
		Mature fibers	827 ± 27 c γ	720 ± 28 a β	416 ± 7 a α
		Overripe fibers	761 ± 51 bc γ	563 ± 68 a β	426 ± 40 a α

Note. Different letters in a column show statistical differences () among treatments within each wine class. Different Greek letters in a row indicate statistical differences () among bottle ageing times.