| Mature cell length | cell elongation trait | — | micrometer | 1 | Mejion | 228.715 |
| Mean(LRD P) ABA | root mass density | abscisic acid treatment | mass density unit | 1 | Abscisic acid (ABA) treatment | 0.0086 |
| PF-mean Total length day004 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 157.06925 |
| root length day003 minusZn | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 193.787909091 |
| Mean(LRD P) IAA | root mass density | auxin treatment | mass density unit | 1 | Auxin (IAA) treatment | 0.5768 |
| Mean(TLRL) ABA | lateral root length | abscisic acid treatment | millimeter | 1 | Abscisic acid (ABA) treatment | 0.0851 |
| Mean(P2) C | root length | laboratory study | millimeter | 1 | Control (C) treatment | 12.3703 |
| PF-mean Total length day003 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 67.88475 |
| RGR P | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 120.505013 |
| RGR Fe | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 49.06795783 |
| Mean(LRD P) CK | root mass density | cytokinin treatment | mass density unit | 1 | Cytokinin (CK) treatment | 0.0564 |
| root length day003 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 278.9262857 |
| Z-mean Total length day005 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 193.787909091 |
| root length day002 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 164.181625 |
| PF-mean Total length day005 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 270.878583333 |
| Mean(TLRL) C | lateral root length | laboratory study | millimeter | 1 | Control (C) treatment | 0.8459 |
| Mean(LR.no) CK | lateral root number | cytokinin treatment | count unit | 1 | Cytokinin (CK) treatment | 1.6 |
| P-mean Total length day003 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 111.638 |
| root length day004 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 395.8208571 |
| Mean(TRL) C | root length | laboratory study | millimeter | 1 | Control (C) treatment | 27.3998 |
