condition mean min max 12pM Fe,Midday 35.9603 35.9603 35.9603 12pM Fe,Midnight 18.51145 17.0443 19.9786 58pM Fe,Midday 44.0182 44.0182 44.0182 58pM Fe,Midnight 26.718385714285713 23.4702 34.2718 233pM Fe,Midnight 48.0258 46.6512 49.0181 1160pM Fe,Midday 4.206204285714286 2.89578 7.30431 1160pM Fe,Midnight 105.57401666666667 41.446 176.417 High carbon,Dark 133.00166 30.9013 293.412 High carbon,Light 118.94297084615384 0.0 357.682 Low carbon,Dark 27.8855 27.8855 27.8855 Phloroglucinol 59.6435 20.2358 79.7437 Silicon starvation,12h 83.9256 83.9256 83.9256