condition mean min max 12pM Fe,Midday 37.2446 37.2446 37.2446 12pM Fe,Midnight 56.417199999999994 47.7981 65.0363 58pM Fe,Midday 39.7339 39.7339 39.7339 58pM Fe,Midnight 21.432542857142856 0.0 35.3135 233pM Fe,Midnight 72.17213333333333 72.0471 72.2528 1160pM Fe,Midday 26.342885714285714 24.8856 29.3727 1160pM Fe,Midnight 24.012688333333333 3.66435 62.9644 High carbon,Dark 80.96482 12.7582 202.385 High carbon,Light 34.705418461538464 4.65152 69.6632 Low carbon,Dark 93.5717 93.5717 93.5717 Phloroglucinol 35.74013333333333 30.0538 41.2486 Silicon starvation,12h 102.649 102.649 102.649