| Mean(TLRL) IAA | lateral root length | auxin treatment | millimeter | 1 | Auxin (IAA) treatment | 17.492 |
| RGR Zn norm | relative root length | plant growth medium | ratio | 1 | Root growth rates under nutrient deficiency | 1.103732708 |
| Mature cell length | cell elongation trait | — | micrometer | 1 | Mejion | 247.623 |
| Mean(LRD P) ABA | root mass density | abscisic acid treatment | mass density unit | 1 | Abscisic acid (ABA) treatment | 0.0 |
| PF-mean Total length day004 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 345.436363636 |
| root length day003 minusZn | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 394.926833333 |
| Mean(LRD P) IAA | root mass density | auxin treatment | mass density unit | 1 | Auxin (IAA) treatment | 0.5888 |
| Mean(TLRL) ABA | lateral root length | abscisic acid treatment | millimeter | 1 | Abscisic acid (ABA) treatment | 0.0 |
| Mean(P2) C | root length | laboratory study | millimeter | 1 | Control (C) treatment | 17.9822 |
| PF-mean Total length day003 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 175.624222222 |
| RGR P | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 140.7289279 |
| RGR Fe | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 71.89214286 |
| Mean(LRD P) CK | root mass density | cytokinin treatment | mass density unit | 1 | Cytokinin (CK) treatment | 0.0524 |
| root length day003 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 392.439 |
| Z-mean Total length day005 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 394.926833333 |
| root length day002 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 266.792125 |
| PF-mean Total length day005 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 452.0234 |
| Mean(TLRL) C | lateral root length | laboratory study | millimeter | 1 | Control (C) treatment | 2.6052 |
| 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 | 77.9891666667 |
