ORAC mean values
±
standard error (n = 6) in the same column with different letter(s) are significantly different (p
≤
0.05) based on Duncan’s Multiple Range Test. For the
t-test analysis, values are means
±
standard error (n = 6), ns, not significant.
a Parts: AP, aerial parts and UP, underground parts; ORAC, oxygen radical absorbance capacity; CK, cytokinin; TE, trolox equivalents.
* p
≤
0.05.
** p
≤
0.01.
*** p
≤
0.001.