condition mean min max 12pM Fe,Midday 26.8365 26.8365 26.8365 12pM Fe,Midnight 16.4562 13.7656 19.1468 58pM Fe,Midday 19.6044 19.6044 19.6044 58pM Fe,Midnight 9.03427142857143 0.0 12.7826 233pM Fe,Midnight 9.239096666666667 8.12448 9.91116 1160pM Fe,Midday 15.139514285714286 13.6795 17.3894 1160pM Fe,Midnight 3.326872333333333 0.985638 7.16397 High carbon,Dark 11.318848666666668 3.21625 20.854 High carbon,Light 10.170282307692307 1.26811 26.0098 Low carbon,Dark 12.6768 12.6768 12.6768 Phloroglucinol 16.4985 12.6263 20.8349 Silicon starvation,12h 19.5303 19.5303 19.5303