condition mean min max 12pM Fe,Midday 75.6318 75.6318 75.6318 12pM Fe,Midnight 48.8836 48.2553 49.5119 58pM Fe,Midday 77.8022 77.8022 77.8022 58pM Fe,Midnight 31.04307142857143 0.0 38.7348 233pM Fe,Midnight 30.136066666666668 29.0698 31.9558 1160pM Fe,Midday 47.677214285714285 44.0346 51.1559 1160pM Fe,Midnight 40.51891666666667 16.3412 58.9319 High carbon,Dark 79.70903333333334 18.723 378.649 High carbon,Light 48.117546153846156 15.3188 88.5356 Low carbon,Dark 38.3333 38.3333 38.3333 Phloroglucinol 73.50633333333333 62.8206 90.6854 Silicon starvation,12h 52.387 52.387 52.387