condition mean min max 12pM Fe,Midday 45.3236 45.3236 45.3236 12pM Fe,Midnight 52.76505 49.5968 55.9333 58pM Fe,Midday 28.8752 28.8752 28.8752 58pM Fe,Midnight 36.688314285714284 0.0 47.2286 233pM Fe,Midnight 31.481166666666667 30.2285 33.8714 1160pM Fe,Midday 22.502814285714287 18.6422 26.9277 1160pM Fe,Midnight 47.723816666666664 12.9786 68.3426 High carbon,Dark 35.238353333333336 15.812 86.7404 High carbon,Light 24.32566076923077 3.39091 67.1391 Low carbon,Dark 36.3336 36.3336 36.3336 Phloroglucinol 50.7977 35.2172 71.0632 Silicon starvation,12h 40.9166 40.9166 40.9166