| Mean(LRL) ABA | lateral root length | abscisic acid treatment | millimeter | 1 | Abscisic acid (ABA) treatment | 0.4042 |
| Z-mean Total length day003 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 100.487 |
| Mean(TLRL) IAA | lateral root length | auxin treatment | millimeter | 1 | Auxin (IAA) treatment | 11.076 |
| CDT (Controlled seed Deterioration Treatment) | seed longevity | warm/hot air temperature regimen | ratio | 1 | Seed longevity (Renard et. al., 2020) | 0.611510791 |
| RGR Zn norm | relative root length | plant growth medium | ratio | 1 | Root growth rates under nutrient deficiency | 0.962221184 |
| Mature cell length | cell elongation trait | — | micrometer | 1 | Mejion | 215.848 |
| Mean(LRD P) ABA | root mass density | abscisic acid treatment | mass density unit | 1 | Abscisic acid (ABA) treatment | 0.0511 |
| aLRLpMRL0 | root morphology trait | vertical agar growth medium | ratio | 1 | Salt induced changes in Root System Architecture | 0.121538556 |
| PF-mean Total length day004 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 225.477571429 |
| Mean(LRD P) IAA | root mass density | auxin treatment | mass density unit | 1 | Auxin (IAA) treatment | 0.4862 |
| Mean(P2) C | root length | laboratory study | millimeter | 1 | Control (C) treatment | 18.0576 |
| Growth rate | relative growth rate | green house study | ratio | 1 | Pb Mine soil | 0.71 |
| RGR P | relative root length | plant growth medium | rate unit | 1 | Root growth rates under nutrient deficiency | 154.4664673 |
| Mean(LRD P) CK | root mass density | cytokinin treatment | mass density unit | 1 | Cytokinin (CK) treatment | 0.0786 |
| root length day003 | root length | plant growth medium | micron pixel | 1 | Root growth under Zn deficiency Bouain et al. 2018 | 379.6360833 |
| Z-mean Total length day005 | root length | plant growth medium | micron pixel | 1 | Root growth rates under nutrient deficiency | 381.8648 |
| K39 | potassium concentration | growth chamber study | concentration unit | 6 | Ion Concentration | 40567.05815 |
| Basal0 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 0.12690675 |
| aLRL0 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 0.355953152 |
| Mean(LR.no) CK | lateral root number | cytokinin treatment | count unit | 1 | Cytokinin (CK) treatment | 2.8 |