condition mean min max 12pM Fe,Midday 39.8951 39.8951 39.8951 12pM Fe,Midnight 31.73905 31.1666 32.3115 58pM Fe,Midday 25.8424 25.8424 25.8424 58pM Fe,Midnight 17.248857142857144 0.0 25.133 233pM Fe,Midnight 23.221866666666667 21.6348 24.7308 1160pM Fe,Midday 25.68482857142857 24.6488 27.1462 1160pM Fe,Midnight 6.101445 2.45542 13.7008 High carbon,Dark 29.555563333333332 9.98385 58.9978 High carbon,Light 17.243307692307692 1.55143 26.5174 Low carbon,Dark 14.2684 14.2684 14.2684 Phloroglucinol 8.287616666666667 6.11237 10.2579 Silicon starvation,12h 22.156 22.156 22.156