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. 2023 Apr 4;13:5501. doi: 10.1038/s41598-023-31523-w

Table 3.

Trait contribution towards principal component for root and shoot traits in 71 maize inbreds under water deficit condition.

Trait PC1 PC2 PC3 PC4 PC5
Fresh root weight (g) 0.473 0.129 − 0.071 − 0.059 − 0.010
Fresh shoot weight (g) 0.471 0.108 − 0.020 − 0.062 − 0.118
Dry root weight (g) 0.059 0.025 0.112 0.020 0.878
Dry shoot weight (g) 0.380 0.050 0.185 − 0.088 − 0.054
Root projection area (cm2) 0.388 0.151 − 0.143 − 0.087 − 0.129
Total root length (cm) 0.421 0.067 0.036 0.037 0.181
Maximum root length (cm) 0.045 0.350 0.444 0.417 0.048
No. of forks (numbers) 0.025 0.488 0.287 − 0.326 − 0.024
Average root diameter (mm) 0.128 0.470 0.349 0.088 − 0.196
Root volume (cm3) 0.168 0.415 0.380 0.191 − 0.093
Number of root tips (RT)  0.160 − 0.211 0.488 0.377 0.187
Vigour* 0.041 − 0.096 0.292 0.313 − 0.108
Chlorophyll content (µmol/m2) 0.064 0.364 0.237 0.020 0.257

Significant values are in [bold].