condition mean min max 12pM Fe,Midday 89.2326 89.2326 89.2326 12pM Fe,Midnight 55.64935 49.4331 61.8656 58pM Fe,Midday 63.9553 63.9553 63.9553 58pM Fe,Midnight 35.88262857142857 0.0 52.8313 233pM Fe,Midnight 28.49106666666667 24.6718 30.6076 1160pM Fe,Midday 33.44587142857143 26.0685 41.401 1160pM Fe,Midnight 32.83473333333333 27.0986 42.6235 High carbon,Dark 67.252 11.3142 120.26 High carbon,Light 50.33035230769231 1.669 83.3857 Low carbon,Dark 18.3666 18.3666 18.3666 Phloroglucinol 57.13433333333333 26.0939 95.8523 Silicon starvation,12h 14.7235 14.7235 14.7235