condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 1.16008 1.03899 1.28117 58pM Fe,Midday 0.221006 0.221006 0.221006 58pM Fe,Midnight 1.3753687142857143 0.0 2.3165 233pM Fe,Midnight 0.679 0.15483 0.948885 1160pM Fe,Midday 0.24714814285714284 0.0 0.405522 1160pM Fe,Midnight 2.331687083333333 0.0 5.90759 High carbon,Dark 5.054806666666667 0.0 17.5121 High carbon,Light 0.8856191538461539 0.0 2.92753 Low carbon,Dark 0.405863 0.405863 0.405863 Phloroglucinol 2.8193016666666666 0.156511 7.82767 Silicon starvation,12h 0.56844 0.56844 0.56844