condition mean min max 12pM Fe,Midday 15.753 15.753 15.753 12pM Fe,Midnight 15.87395 15.1632 16.5847 58pM Fe,Midday 9.12057 9.12057 9.12057 58pM Fe,Midnight 10.701542857142858 0.0 15.3719 233pM Fe,Midnight 9.034126666666666 8.49677 10.0063 1160pM Fe,Midday 6.621532857142857 5.25462 8.52552 1160pM Fe,Midnight 3.7865641666666665 1.15051 8.45991 High carbon,Dark 20.678734 4.93185 49.6733 High carbon,Light 9.546339230769231 4.47852 19.7987 Low carbon,Dark 7.90063 7.90063 7.90063 Phloroglucinol 6.785453333333333 5.04115 8.61252 Silicon starvation,12h 7.41381 7.41381 7.41381