Table 3.

Mineral elements in hydrolysates of Jerusalem artichoke cv. Interes (mg/L).

Element	Tubers		Vegetative Biomass
	Aqueous Extraction at 80 °C Followed by Acid Hydrolysis at 60 °C	Simultaneous Extraction and Acid Hydrolysis at 80 °C	Aqueous Extraction at 80 °C Followed by Acid Hydrolysis at 60 °C	Simultaneous Extraction and Acid Hydrolysis at 80 °C
S	59	1127	89	1324.00
P	286	211	121	110
K	2944	2900	1570	830
Na	32	35	30	79
Ca	73	88	122	121
Mg	72	112	135	138
Fe	0.07	4.9	5.8	48.0
Cu	0.23	0.38	0.27	0.46
Zn	0.05	2.1	0.75	5.11
Mn	0.17	1.12	1.55	14.3
Cr	0.0063	0.081	0.38	7.5
Ni	0.05	0.1	0.07	72.3
B	0.3	0.31	0.21	0.48
Mo	0.01	0.04	0.01	0.23