| As CFU2 | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 3.664 |
| As2 | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 0.0 |
| As2 CFU2 | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 3.766 |
| As75 | arsenic concentration | growth chamber study | concentration unit | 157 | Ion Concentration | 0.477886618771 |
| As75 | arsenic concentration | growth chamber study | concentration unit | 1 | Atwell et. al, Nature 2010 | 0.227395 |
| At1 | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 0.5 |
| At1 CFU2 | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 2.721 |
| At2 | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 0.0 |
| At2 CFU2 | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 3.304 |
| Autofluorescence color | trichome morphology trait | growth chamber study | dimensionless unit | 1 | trichome_development_epidermis_metal_traits | 0.0 |
| B11 | boron concentration | growth chamber study | concentration unit | 1 | Atwell et. al, Nature 2010 | 112.552 |
| B11 | boron concentration | growth chamber study | concentration unit | 158 | Ion Concentration | 152.143865738 |
| Bacterial titer | bacterial disease resistance | growth chamber study | colony forming unit | 1 | Atwell et. al, Nature 2010 | 15.4 |
| Basal0 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 0.2392535 |
| Basal125 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 0.3085585 |
| Basal75 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 0.49075475 |
| Branched0 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 1.408219 |
| Branched125 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 0.92249975 |
| Branched75 | root morphology trait | vertical agar growth medium | length unit | 1 | Salt induced changes in Root System Architecture | 1.84536025 |
| Bs | bacterial disease resistance | growth chamber study | count unit | 1 | Atwell et. al, Nature 2010 | 3.667 |