condition mean min max 12pM Fe,Midday 1.29722 1.29722 1.29722 12pM Fe,Midnight 22.0952 20.2359 23.9545 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 77.9485657142857 7.66406 461.145 233pM Fe,Midnight 16.501333333333335 12.8663 19.3889 1160pM Fe,Midday 7.616968571428571 2.04023 16.2381 1160pM Fe,Midnight 85.74938333333333 71.3753 107.596 High carbon,Dark 28.688652666666666 0.0 123.361 High carbon,Light 19.984661538461538 0.0 72.7436 Low carbon,Dark 2.10794 2.10794 2.10794 Phloroglucinol 5.58277 4.06436 7.38116 Silicon starvation,12h 7.38079 7.38079 7.38079