condition mean min max 12pM Fe,Midday 46.6186 46.6186 46.6186 12pM Fe,Midnight 60.9 50.726 71.074 58pM Fe,Midday 57.865 57.865 57.865 58pM Fe,Midnight 45.6378 0.0 59.3982 233pM Fe,Midnight 24.840666666666667 22.8781 26.3748 1160pM Fe,Midday 40.302214285714285 30.675 48.0027 1160pM Fe,Midnight 42.48395 18.8605 63.5266 High carbon,Dark 31.30525666666667 3.76279 83.936 High carbon,Light 16.92099846153846 2.46603 42.0993 Low carbon,Dark 39.981 39.981 39.981 Phloroglucinol 2.202703333333333 1.77385 2.94086 Silicon starvation,12h 8.59591 8.59591 8.59591