condition mean min max 12pM Fe,Midday 68.8201 68.8201 68.8201 12pM Fe,Midnight 68.12235 60.8959 75.3488 58pM Fe,Midday 72.1363 72.1363 72.1363 58pM Fe,Midnight 60.659128571428575 45.5775 89.7236 233pM Fe,Midnight 65.0357 63.314 68.1333 1160pM Fe,Midday 65.04542857142857 57.3961 75.5108 1160pM Fe,Midnight 42.01635 32.1706 48.7163 High carbon,Dark 63.39834666666667 28.7928 107.426 High carbon,Light 59.23681538461538 20.8025 94.1463 Low carbon,Dark 65.895 65.895 65.895 Phloroglucinol 82.94543333333334 64.3067 93.4305 Silicon starvation,12h 87.5995 87.5995 87.5995