condition mean min max 12pM Fe,Midday 448.991 448.991 448.991 12pM Fe,Midnight 85.1062 80.4274 89.785 58pM Fe,Midday 662.433 662.433 662.433 58pM Fe,Midnight 28.231414285714287 0.0 54.0183 233pM Fe,Midnight 6.66485 5.9867 7.21368 1160pM Fe,Midday 326.127 299.478 346.778 1160pM Fe,Midnight 26.767423333333333 2.91681 44.3868 High carbon,Dark 163.62802666666667 35.6619 382.315 High carbon,Light 226.63593846153844 69.1318 713.203 Low carbon,Dark 41.3646 41.3646 41.3646 Phloroglucinol 245.54733333333334 209.603 313.596 Silicon starvation,12h 110.351 110.351 110.351