condition mean min max 12pM Fe,Midday 0.693255 0.693255 0.693255 12pM Fe,Midnight 29.750950000000003 24.6076 34.8943 58pM Fe,Midday 0.122685 0.122685 0.122685 58pM Fe,Midnight 41.366299999999995 0.0 135.325 233pM Fe,Midnight 38.90663333333333 37.4739 40.735 1160pM Fe,Midday 2.6884925714285712 0.852158 13.3365 1160pM Fe,Midnight 22.756726666666665 2.95609 61.1171 High carbon,Dark 8.761458666666666 1.33649 23.6077 High carbon,Light 1.7355373076923077 0.415147 4.10774 Low carbon,Dark 2.47833 2.47833 2.47833 Phloroglucinol 0.6786023333333333 0.173765 1.51141 Silicon starvation,12h 2.36664 2.36664 2.36664