condition mean min max 12pM Fe,Midday 82.1096 82.1096 82.1096 12pM Fe,Midnight 60.682 53.2012 68.1628 58pM Fe,Midday 42.7004 42.7004 42.7004 58pM Fe,Midnight 50.056042857142856 0.0 61.8163 233pM Fe,Midnight 51.1882 50.2382 51.7924 1160pM Fe,Midday 31.99352857142857 23.3883 39.8409 1160pM Fe,Midnight 43.24751666666667 35.6512 56.8682 High carbon,Dark 39.53691466666667 9.13252 58.9119 High carbon,Light 32.84650769230769 12.6835 46.3667 Low carbon,Dark 40.9638 40.9638 40.9638 Phloroglucinol 31.87966666666667 20.0359 53.4878 Silicon starvation,12h 81.961 81.961 81.961