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Table 2 Pearson’s correlation coefficient within and between traits (SL and RL) and micronutrients (iron, copper, zinc and manganese) for five genotypes/varieties under control and iron toxicity conditions in hydroponic culture

From: Iron tolerance in rice: an efficient method for performing quick early genotype screening

Variables Fe Cu Zn Mn SL RL
Fe 1 − 0.19 0.93* 0.97* − 0.37* − 0.42*
Cu   1 − 0.02 − 0.19 0.24 0.26
Zn    1 0.92* − 0.27 − 0.38*
Mn     1 − 0.30 − 0.49*
SL      1 0.08
RL       1
  1. * Significant at p ≤ 0.05