condition mean min max 12pM Fe,Midday 46.778 46.778 46.778 12pM Fe,Midnight 22.4524 19.512 25.3928 58pM Fe,Midday 30.9298 30.9298 30.9298 58pM Fe,Midnight 11.339147142857144 0.0 17.3543 233pM Fe,Midnight 10.669133333333333 9.4003 12.0428 1160pM Fe,Midday 25.108128571428573 21.2672 27.0519 1160pM Fe,Midnight 7.521175833333333 4.25191 11.3655 High carbon,Dark 25.047048 4.88272 42.3195 High carbon,Light 30.123996923076923 9.7348 55.4477 Low carbon,Dark 17.1237 17.1237 17.1237 Phloroglucinol 27.6463 19.971 32.4989 Silicon starvation,12h 61.2735 61.2735 61.2735