condition mean min max 12pM Fe,Midday 19.698 19.698 19.698 12pM Fe,Midnight 18.2135 16.3848 20.0422 58pM Fe,Midday 15.7339 15.7339 15.7339 58pM Fe,Midnight 15.561914285714286 0.0 19.0674 233pM Fe,Midnight 23.543433333333333 23.0758 24.0255 1160pM Fe,Midday 8.407834285714285 7.48303 9.966 1160pM Fe,Midnight 34.655908333333336 24.2897 40.6091 High carbon,Dark 38.60010466666667 9.61917 66.372 High carbon,Light 30.331826846153845 0.432693 75.722 Low carbon,Dark 12.4574 12.4574 12.4574 Phloroglucinol 19.346400000000003 10.7706 26.9856 Silicon starvation,12h 29.6849 29.6849 29.6849