condition mean min max 12pM Fe,Midday 18.0853 18.0853 18.0853 12pM Fe,Midnight 46.765600000000006 37.1071 56.4241 58pM Fe,Midday 11.2019 11.2019 11.2019 58pM Fe,Midnight 52.71185714285714 0.0 106.006 233pM Fe,Midnight 26.0237 24.6643 28.6282 1160pM Fe,Midday 10.91797 4.26661 16.6731 1160pM Fe,Midnight 42.814141666666664 18.6579 94.4052 High carbon,Dark 20.306601333333333 0.0 67.5705 High carbon,Light 14.678433846153846 0.0 39.6396 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 5.559043333333333 2.28678 9.85725 Silicon starvation,12h 16.464 16.464 16.464