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Concentrations of soluble sugars (SS), starch and nitrogen (N) in root-sprouting and non-root-sprouting species. Values are means +2 s.e. Different letters indicate significant differences according to a nested ANOVA (P < 0·05). ns indicates no significant differences. n = 12 for non-root-sprouters and n = 6 for root-sprouters. See text for further details on calculations.
