| Mean(TRL) C | root length | laboratory study | millimeter | 1 | Control (C) treatment | 30.8548 |
| Mean(LR.no) C | lateral root number | laboratory study | count unit | 1 | Control (C) treatment | 1.0 |
| Mean(TRL) ABA | lateral root length | abscisic acid treatment | millimeter | 1 | Abscisic acid (ABA) treatment | 21.5377 |
| root length day007 minusZn | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 504.423777778 |
| MS-mean Total length day003 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 110.5818571 |
| root length day006 minusZn | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 400.385 |
| deltaRGR P Fe norm on Fe norm | relative root length | plant growth medium | ratio | 1 | Root growth rates under nutrient deficiency | 0.594499448 |
| root length day007 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 696.047 |
| RGR P Zn norm | relative root length | plant growth medium | ratio | 1 | Root growth rates under nutrient deficiency | 1.728474558 |
| MS-mean Total length day004 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 185.8956364 |
| RGR Zn | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 53.021625 |
| Mean(LRD R) C | root mass density | laboratory study | mass density unit | 1 | Control (C) treatment | 0.0411 |
| RGR P Fe norm | relative root length | plant growth medium | ratio | 1 | Root growth rates under nutrient deficiency | 1.03688276 |
| Z-mean Total length day004 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 137.291875 |
| RGR P Zn | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 159.6746111 |
| Mean(LRL) CK | lateral root length | cytokinin treatment | millimeter | 1 | Cytokinin (CK) treatment | 0.8145 |
| PZ-mean Total length day003 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 141.324444444 |
| Mean(LRL) C | lateral root length | laboratory study | millimeter | 1 | Control (C) treatment | 1.2856 |
| Mean(LRD R) IAA | root mass density | auxin treatment | mass density unit | 1 | Auxin (IAA) treatment | 0.582 |
| Meristem zone length | cell elongation trait | — | micrometer | 1 | Mejion | 235.037 |
