condition mean min max 12pM Fe,Midday 32.3867 32.3867 32.3867 12pM Fe,Midnight 23.05315 21.3756 24.7307 58pM Fe,Midday 23.8476 23.8476 23.8476 58pM Fe,Midnight 15.694642857142856 0.0 20.9329 233pM Fe,Midnight 13.0775 12.6355 13.4798 1160pM Fe,Midday 17.092057142857144 14.9155 18.8787 1160pM Fe,Midnight 11.720575833333333 9.64868 15.8837 High carbon,Dark 17.249780666666666 8.60501 27.0703 High carbon,Light 16.507616923076924 4.44786 27.7759 Low carbon,Dark 8.83252 8.83252 8.83252 Phloroglucinol 19.334233333333334 14.1918 27.7742 Silicon starvation,12h 45.8742 45.8742 45.8742