| RGR Zn norm | relative root length | plant growth medium | ratio | 1 | Root growth rates under nutrient deficiency | 0.573958059 |
| Mature cell length | cell elongation trait | — | micrometer | 1 | Mejion | 229.924 |
| Mean(LRD P) ABA | root mass density | abscisic acid treatment | mass density unit | 1 | Abscisic acid (ABA) treatment | 0.0114 |
| PF-mean Total length day004 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 212.64125 |
| root length day003 minusZn | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 190.3135 |
| Mean(LRD P) IAA | root mass density | auxin treatment | mass density unit | 1 | Auxin (IAA) treatment | 0.4736 |
| Mean(TLRL) ABA | lateral root length | abscisic acid treatment | millimeter | 1 | Abscisic acid (ABA) treatment | 0.2242 |
| Mean(P2) C | root length | laboratory study | millimeter | 1 | Control (C) treatment | 13.5207 |
| PF-mean Total length day003 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 81.6275 |
| RGR P | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 133.4680308 |
| RGR Fe | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 40.86689216 |
| Mean(LRD P) CK | root mass density | cytokinin treatment | mass density unit | 1 | Cytokinin (CK) treatment | 0.0591 |
| root length day003 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 292.6092727 |
| Z-mean Total length day005 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 190.3135 |
| root length day002 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 185.8956364 |
| PF-mean Total length day005 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 274.504444444 |
| Mean(TLRL) C | lateral root length | laboratory study | millimeter | 1 | Control (C) treatment | 1.5913 |
| 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 | 121.659777778 |
| root length day004 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 376.3176364 |
