condition mean min max 12pM Fe,Midday 16.3326 16.3326 16.3326 12pM Fe,Midnight 21.868650000000002 18.0694 25.6679 58pM Fe,Midday 15.6818 15.6818 15.6818 58pM Fe,Midnight 11.561142857142856 0.0 19.7217 233pM Fe,Midnight 10.069226666666667 9.47828 10.3879 1160pM Fe,Midday 14.754171428571428 12.8437 16.2549 1160pM Fe,Midnight 2.3849466666666665 0.91325 3.74657 High carbon,Dark 10.496201333333333 2.48655 27.9095 High carbon,Light 6.284784846153846 0.487473 13.6304 Low carbon,Dark 7.34082 7.34082 7.34082 Phloroglucinol 7.49324 6.59094 8.04963 Silicon starvation,12h 25.1102 25.1102 25.1102