Plant materials

Yields of AWSC, % (from F&W)

Yields of AWSC, % (from plant)

Total phenol content by FC method, (GAE* mg/L)

Eremurus h. roots

3.78

0.32

114.12

Grape cake (Isabella)

28.35

1.43

314.04

Grape cake (Toify)

4.13

0.06

234.56

Grape cake (Aleatico)

11.34

0.82

345.65

Grape seeds (Isabella)

4.45

0.58

418.87