condition mean min max 12pM Fe,Midday 64.0661 64.0661 64.0661 12pM Fe,Midnight 53.3554 50.2457 56.4651 58pM Fe,Midday 56.0622 56.0622 56.0622 58pM Fe,Midnight 55.43311428571428 47.0537 62.9133 233pM Fe,Midnight 36.368633333333335 35.2693 37.0813 1160pM Fe,Midday 47.0494 42.3326 50.9373 1160pM Fe,Midnight 36.56379166666667 22.6425 48.8295 High carbon,Dark 52.79913333333334 10.659 76.6731 High carbon,Light 50.78158 9.37704 81.4593 Low carbon,Dark 44.2877 44.2877 44.2877 Phloroglucinol 61.126999999999995 53.4533 76.4447 Silicon starvation,12h 47.226 47.226 47.226