condition mean min max 12pM Fe,Midday 21.0426 21.0426 21.0426 12pM Fe,Midnight 15.9022 13.5616 18.2428 58pM Fe,Midday 20.9797 20.9797 20.9797 58pM Fe,Midnight 15.536214285714285 0.0 20.6158 233pM Fe,Midnight 22.972966666666665 20.9443 26.3939 1160pM Fe,Midday 15.594667142857142 9.31177 18.0448 1160pM Fe,Midnight 20.361683333333332 14.7088 25.6101 High carbon,Dark 14.007999333333334 4.69735 20.4834 High carbon,Light 12.719226923076922 4.41612 21.3124 Low carbon,Dark 10.1136 10.1136 10.1136 Phloroglucinol 12.675 11.6172 14.3363 Silicon starvation,12h 52.7806 52.7806 52.7806