condition mean min max 12pM Fe,Midday 0.560987 0.560987 0.560987 12pM Fe,Midnight 0.4809075 0.194468 0.767347 58pM Fe,Midday 0.165462 0.165462 0.165462 58pM Fe,Midnight 0.30117114285714286 0.0 0.739583 233pM Fe,Midnight 0.23255233333333333 0.0 0.465821 1160pM Fe,Midday 0.10378842857142857 0.0 0.309221 1160pM Fe,Midnight 0.4967838333333333 0.276966 1.05236 High carbon,Dark 1.6060944666666666 0.0 5.40666 High carbon,Light 0.32200384615384614 0.0 0.821918 Low carbon,Dark 1.21544 1.21544 1.21544 Phloroglucinol 0.6278223333333333 0.0 1.5288 Silicon starvation,12h 2.97905 2.97905 2.97905