condition mean min max 12pM Fe,Midday 66.5081 66.5081 66.5081 12pM Fe,Midnight 62.146150000000006 61.8406 62.4517 58pM Fe,Midday 68.8155 68.8155 68.8155 58pM Fe,Midnight 51.0713 43.6558 58.3693 233pM Fe,Midnight 39.11156666666667 38.9281 39.2122 1160pM Fe,Midday 40.97822857142857 39.3647 44.5104 1160pM Fe,Midnight 28.955258333333333 27.9923 29.7983 High carbon,Dark 25.071886 2.94739 43.7915 High carbon,Light 13.351070384615385 0.760462 28.2389 Low carbon,Dark 16.392 16.392 16.392 Phloroglucinol 24.265066666666666 22.3714 25.2996 Silicon starvation,12h 13.1161 13.1161 13.1161