condition mean min max 12pM Fe,Midday 35.3956 35.3956 35.3956 12pM Fe,Midnight 64.4553 56.4232 72.4874 58pM Fe,Midday 18.7918 18.7918 18.7918 58pM Fe,Midnight 79.73944285714286 52.4955 193.579 233pM Fe,Midnight 57.00646666666667 53.6726 62.4081 1160pM Fe,Midday 14.680214285714285 11.0516 22.6018 1160pM Fe,Midnight 31.870233333333335 14.0094 68.6945 High carbon,Dark 33.10482 23.7707 48.3321 High carbon,Light 14.19295076923077 5.12932 36.8913 Low carbon,Dark 15.0428 15.0428 15.0428 Phloroglucinol 19.8275 16.3789 24.8571 Silicon starvation,12h 21.6882 21.6882 21.6882