condition mean min max 12pM Fe,Midday 74.0937 74.0937 74.0937 12pM Fe,Midnight 69.16095 65.9586 72.3633 58pM Fe,Midday 53.4982 53.4982 53.4982 58pM Fe,Midnight 50.53647142857143 0.0 67.7488 233pM Fe,Midnight 45.962900000000005 45.0358 47.2899 1160pM Fe,Midday 48.29842857142857 41.903 53.8379 1160pM Fe,Midnight 34.34194166666667 27.0013 44.6998 High carbon,Dark 27.313362666666666 7.04602 43.6385 High carbon,Light 28.017578461538463 5.23439 49.4061 Low carbon,Dark 32.7487 32.7487 32.7487 Phloroglucinol 21.672066666666666 17.0859 30.6919 Silicon starvation,12h 61.212 61.212 61.212