condition mean min max 12pM Fe,Midday 42.3108 42.3108 42.3108 12pM Fe,Midnight 43.239000000000004 43.2222 43.2558 58pM Fe,Midday 42.515 42.515 42.515 58pM Fe,Midnight 37.337871428571425 0.0 51.1097 233pM Fe,Midnight 43.903 42.6511 44.8993 1160pM Fe,Midday 37.70122857142857 34.5717 39.5874 1160pM Fe,Midnight 46.62643333333333 34.4435 64.9252 High carbon,Dark 36.11912066666667 9.39131 54.316 High carbon,Light 23.225105384615386 6.96606 43.213 Low carbon,Dark 36.1247 36.1247 36.1247 Phloroglucinol 23.3997 19.2107 26.5056 Silicon starvation,12h 36.1103 36.1103 36.1103