condition mean min max 12pM Fe,Midday 69.5568 69.5568 69.5568 12pM Fe,Midnight 79.11755 74.2459 83.9892 58pM Fe,Midday 80.9479 80.9479 80.9479 58pM Fe,Midnight 58.224628571428575 38.3952 66.2728 233pM Fe,Midnight 59.04776666666667 57.7809 59.8648 1160pM Fe,Midday 63.993271428571425 55.6327 69.8768 1160pM Fe,Midnight 31.556208333333334 19.9116 45.6519 High carbon,Dark 68.22856 29.6378 107.483 High carbon,Light 50.74786923076923 24.544 87.8059 Low carbon,Dark 58.9708 58.9708 58.9708 Phloroglucinol 51.056466666666665 33.7325 71.4516 Silicon starvation,12h 74.7268 74.7268 74.7268