condition mean min max 12pM Fe,Midday 59.5012 59.5012 59.5012 12pM Fe,Midnight 32.75945 30.1461 35.3728 58pM Fe,Midday 46.7095 46.7095 46.7095 58pM Fe,Midnight 31.859314285714287 0.0 41.2736 233pM Fe,Midnight 29.319333333333333 25.5355 33.635 1160pM Fe,Midday 34.35398571428571 30.0248 38.6425 1160pM Fe,Midnight 23.186191666666666 18.4228 27.5445 High carbon,Dark 38.96690666666667 17.5821 65.033 High carbon,Light 32.744823076923076 10.8952 47.5087 Low carbon,Dark 25.7833 25.7833 25.7833 Phloroglucinol 26.990733333333335 24.4998 31.8069 Silicon starvation,12h 67.3615 67.3615 67.3615