condition mean min max 12pM Fe,Midday 193.57 193.57 193.57 12pM Fe,Midnight 125.7405 115.744 135.737 58pM Fe,Midday 154.641 154.641 154.641 58pM Fe,Midnight 97.68357142857143 0.0 120.114 233pM Fe,Midnight 99.35526666666667 99.0801 99.8837 1160pM Fe,Midday 128.35357142857143 115.69 134.691 1160pM Fe,Midnight 177.05533333333332 110.622 234.954 High carbon,Dark 153.26586666666665 120.71 197.786 High carbon,Light 168.3342076923077 36.4636 273.874 Low carbon,Dark 77.2879 77.2879 77.2879 Phloroglucinol 237.755 197.192 293.009 Silicon starvation,12h 224.361 224.361 224.361