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. 2013 Jul 26;8(7):e69776. doi: 10.1371/journal.pone.0069776

Table 1. The correlations between root parameters.

RTRG* TRG RLRG LRG
RTRG 1.000
TRG 0.141 1.000
RLRG 0.776** −0.005 1.000
LRG 0.075 0.740** 0.123 1.000
*

, RTRG, relative total root growth; TRG, total root growth; RLRG, relative longest root growth; LRG, longest root growth.

**

represent significant correlation (P<0.01).