| Zn66 | zinc concentration | growth chamber study | concentration unit | 6 | Ion Concentration | 132.482726867 |
| Depth125 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 1.41256075 |
| LRLpMRL75 | root morphology trait | vertical agar growth medium | ratio | 1 | Salt induced changes in Root System Architecture | 0.513951411 |
| Li7 | lithium concentration | growth chamber study | concentration unit | 6 | Ion Concentration | 25.933665455 |
| Ni60 | nickel concenteration | growth chamber study | concentration unit | 6 | Ion Concentration | 6.45186360167 |
| DTF spain 2009 (2nd experiment) | days to flowering trait | — | day | 1 | Flowering time in simulated seasons | 141.0 |
| DTFlocSweden2008 | days to flowering trait | — | dimensionless unit | 1 | Flowering time in simulated seasons | 16.4934 |
| TRS75 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 8.09414325 |
| DTFmainEffect2009 | days to flowering trait | — | dimensionless unit | 1 | Flowering time in simulated seasons | 36.75 |
| DTF spain 2009 (1st experiment) | days to flowering trait | — | day | 1 | Flowering time in simulated seasons | 94.25 |
| DTF sweden 2008 (1st experiment) | days to flowering trait | — | day | 1 | Flowering time in simulated seasons | 88.0 |
| Mo98 | molybdenum concentration | growth chamber study | concentration unit | 6 | Ion Concentration | 7.80386939367 |
| Mean(TLRL) ABA | lateral root length | abscisic acid treatment | millimeter | 1 | Abscisic acid (ABA) treatment | 0.0851 |
| PC1sc75 | root morphology trait | vertical agar growth medium | dimensionless unit | 1 | Salt induced changes in Root System Architecture | -1.483707426 |
| Co59 | cobalt concentration | growth chamber study | concentration unit | 6 | Ion Concentration | 0.40218367 |
| Leaf Fe Mine (μg/g) | iron concentration | green house study | microgram | 1 | Pb Mine soil | 395.28 |
| noLRpMR125 | root morphology trait | vertical agar growth medium | count unit | 1 | Salt induced changes in Root System Architecture | 0.0 |
| PC3sc0 | root morphology trait | vertical agar growth medium | dimensionless unit | 1 | Salt induced changes in Root System Architecture | 0.946772774 |
| Straight75 | root morphology trait | vertical agar growth medium | ratio | 1 | Salt induced changes in Root System Architecture | 0.8551115 |
| Mean(TLRL) C | lateral root length | laboratory study | millimeter | 1 | Control (C) treatment | 2.1337 |