Figure 7From: Effects of aluminum on nucleoli in root tip cells and selected physiological and biochemical characters in Allium cepa var. agrogarumLEffects of different concentrations of Al on soluble protein content in Allium cepa var. agrogarum L. exposed to Al stress over 12 days. a Leaves, b Roots. Vertical bars denote SE. Values with different letters differ significantly from each other (P < 0.05, t-test).Back to article page