condition mean min max 12pM Fe,Midday 2.43309 2.43309 2.43309 12pM Fe,Midnight 0.629725 0.416012 0.843438 58pM Fe,Midday 0.358818 0.358818 0.358818 58pM Fe,Midnight 1.664323 0.0 4.44935 233pM Fe,Midnight 0.33953666666666665 0.0 0.513526 1160pM Fe,Midday 0.5184277142857143 0.0 1.29763 1160pM Fe,Midnight 2.7724623333333334 0.0 5.22939 High carbon,Dark 48.7678594 0.0 220.838 High carbon,Light 15.30288076923077 0.0 57.0664 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 42.35626666666667 21.8531 65.4777 Silicon starvation,12h 0.46145 0.46145 0.46145