condition mean min max 12pM Fe,Midday 238.92 238.92 238.92 12pM Fe,Midnight 181.052 168.851 193.253 58pM Fe,Midday 205.144 205.144 205.144 58pM Fe,Midnight 114.19642857142857 0.0 158.333 233pM Fe,Midnight 98.51353333333333 93.2518 103.094 1160pM Fe,Midday 182.15157142857143 160.904 208.759 1160pM Fe,Midnight 59.179874999999996 41.0806 76.9852 High carbon,Dark 101.65645333333333 58.9047 175.567 High carbon,Light 134.31182307692308 58.9865 234.661 Low carbon,Dark 255.949 255.949 255.949 Phloroglucinol 127.58673333333333 95.3732 149.931 Silicon starvation,12h 168.161 168.161 168.161