condition mean min max 12pM Fe,Midday 6.31706 6.31706 6.31706 12pM Fe,Midnight 28.590799999999998 21.8983 35.2833 58pM Fe,Midday 7.45284 7.45284 7.45284 58pM Fe,Midnight 16.7012 0.0 26.1807 233pM Fe,Midnight 11.985043333333333 7.43103 16.969 1160pM Fe,Midday 2.1230424285714284 0.580337 4.74107 1160pM Fe,Midnight 13.0284925 8.44801 17.6733 High carbon,Dark 18.312079999999998 4.21828 40.0023 High carbon,Light 7.87305 0.0 23.7756 Low carbon,Dark 11.4055 11.4055 11.4055 Phloroglucinol 2.7235633333333333 2.63896 2.86921 Silicon starvation,12h 0.399357 0.399357 0.399357