condition mean min max 12pM Fe,Midday 6.89569 6.89569 6.89569 12pM Fe,Midnight 9.149435 9.02571 9.27316 58pM Fe,Midday 3.89242 3.89242 3.89242 58pM Fe,Midnight 11.11716 4.71623 42.2642 233pM Fe,Midnight 2.5236633333333334 2.03254 3.16911 1160pM Fe,Midday 4.780832857142857 4.28002 5.56129 1160pM Fe,Midnight 2.900898333333333 1.25161 4.58142 High carbon,Dark 6.458561666666666 0.188435 16.7476 High carbon,Light 4.902229923076923 0.0 13.9769 Low carbon,Dark 7.53456 7.53456 7.53456 Phloroglucinol 2.658333333333333 2.01151 3.48303 Silicon starvation,12h 1.55584 1.55584 1.55584