condition mean min max 12pM Fe,Midday 13.5805 13.5805 13.5805 12pM Fe,Midnight 127.1755 103.884 150.467 58pM Fe,Midday 15.4882 15.4882 15.4882 58pM Fe,Midnight 94.6818 0.0 129.148 233pM Fe,Midnight 173.63233333333332 166.707 180.768 1160pM Fe,Midday 19.192271428571427 14.3749 23.0203 1160pM Fe,Midnight 107.26286666666667 78.7404 142.143 High carbon,Dark 98.32332666666667 52.1365 236.785 High carbon,Light 211.36701538461537 39.0869 431.87 Low carbon,Dark 93.6658 93.6658 93.6658 Phloroglucinol 91.68583333333333 46.0565 127.071 Silicon starvation,12h 78.6427 78.6427 78.6427