condition mean min max 12pM Fe,Midday 9.51995 9.51995 9.51995 12pM Fe,Midnight 28.97555 28.1379 29.8132 58pM Fe,Midday 6.87196 6.87196 6.87196 58pM Fe,Midnight 33.89461428571428 0.0 56.9574 233pM Fe,Midnight 36.3395 35.7189 37.1326 1160pM Fe,Midday 6.351789999999999 3.66077 10.0681 1160pM Fe,Midnight 46.180933333333336 31.4542 71.2089 High carbon,Dark 29.945066666666666 16.5067 79.4132 High carbon,Light 15.538317692307693 4.75101 25.3853 Low carbon,Dark 10.9915 10.9915 10.9915 Phloroglucinol 14.502066666666666 13.4629 16.3856 Silicon starvation,12h 60.5799 60.5799 60.5799