condition mean min max 12pM Fe,Midday 52.4614 52.4614 52.4614 12pM Fe,Midnight 53.5313 53.2431 53.8195 58pM Fe,Midday 60.4022 60.4022 60.4022 58pM Fe,Midnight 61.085814285714285 0.0 77.8863 233pM Fe,Midnight 101.81473333333334 98.8012 105.79 1160pM Fe,Midday 39.87192857142857 27.6978 48.5419 1160pM Fe,Midnight 194.79858333333334 142.11 236.292 High carbon,Dark 165.41024000000002 66.6058 287.348 High carbon,Light 107.43069 8.56187 247.078 Low carbon,Dark 67.7874 67.7874 67.7874 Phloroglucinol 43.4227 17.5826 65.7473 Silicon starvation,12h 219.371 219.371 219.371