condition mean min max 12pM Fe,Midday 107.988 107.988 107.988 12pM Fe,Midnight 104.4097 96.9114 111.908 58pM Fe,Midday 95.0677 95.0677 95.0677 58pM Fe,Midnight 77.07134285714285 0.0 100.148 233pM Fe,Midnight 70.58096666666667 67.6815 73.7374 1160pM Fe,Midday 48.312714285714286 42.5341 53.4809 1160pM Fe,Midnight 50.329675 40.5818 60.2239 High carbon,Dark 94.46821333333334 59.2986 241.527 High carbon,Light 52.73276153846154 27.1077 98.5464 Low carbon,Dark 70.3687 70.3687 70.3687 Phloroglucinol 151.705 101.674 185.756 Silicon starvation,12h 77.348 77.348 77.348