Table 3.

Pearson’s correlation matrix for eight root traits (RL, SRL, RL-upper, RL-lower, RL-fine, RL-coarse, and RLR-upper/lower) and one shoot trait (SM) in 171 soybean genotypes grown in a semi-hydroponic phenotyping platform assessed 39 days after sowing.

-	RM	SRL	SM	RL- Upper	RL- Lower	RL- Fine	RL- Coarse	RLR-Upper/ Lower
RL	0.903 **	−0.023 ns	0.818 **	0.955 **	0.867 **	0.593 **	0.998 **	−0.469 **
RM	-	−0.322 **	0.803 **	0.868 **	0.774 **	0.505 **	0.900 **	−0.429 **
SRL	-	-	−0.101 ns	−0.055 ns	0.034 ns	−0.022 ns	−0.033 ns	−0.014 ns
SM	-	-	-	0.812 **	0.657 **	0.599 **	0.820 **	−0.404 **
RL-upper	-	-	-	-	0.680 **	0.509 **	0.951 **	−0.303 **
RL-lower	-	-	-	-	-	0.610 **	0.869 **	−0.650 **
RL-fine	-	-	-	-	-	-	0.608 **	−0.514 **
RL-coarse	-	-	-	-	-	-	-	−0.474 **

Traits with CVs ≥ 0.3 were included in the analysis (Table 2). Correlation is significant if p ≤ 0.01 (**); ns, no significance (see Table 1 for trait descriptions and units).