condition mean min max 12pM Fe,Midday 6.75833 6.75833 6.75833 12pM Fe,Midnight 7.5445899999999995 7.38061 7.70857 58pM Fe,Midday 7.13753 7.13753 7.13753 58pM Fe,Midnight 10.255611428571427 0.0 16.7476 233pM Fe,Midnight 21.461533333333335 19.8904 23.6502 1160pM Fe,Midday 0.4719077142857143 0.174406 1.22086 1160pM Fe,Midnight 21.614138333333333 6.66032 43.4053 High carbon,Dark 35.024728 9.65882 69.8521 High carbon,Light 24.09863530769231 0.0 84.7083 Low carbon,Dark 7.43945 7.43945 7.43945 Phloroglucinol 9.756243333333334 3.72143 14.4818 Silicon starvation,12h 14.2027 14.2027 14.2027