condition mean min max 12pM Fe,Midday 0.0 0.0 0.0 12pM Fe,Midnight 28.216699999999996 24.3742 32.0592 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 30.215385714285713 0.0 71.3651 233pM Fe,Midnight 37.93216666666667 34.5926 40.2806 1160pM Fe,Midday 0.0 0.0 0.0 1160pM Fe,Midnight 37.547525 19.1901 64.4695 High carbon,Dark 15.036940666666666 1.99652 46.9521 High carbon,Light 2.4317507692307694 0.0 7.58507 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 1.67253 0.0 3.49682 Silicon starvation,12h 6.35014 6.35014 6.35014