condition mean min max 12pM Fe,Midday 61.1667 61.1667 61.1667 12pM Fe,Midnight 56.5342 55.7748 57.2936 58pM Fe,Midday 39.6118 39.6118 39.6118 58pM Fe,Midnight 42.11837142857143 0.0 51.3858 233pM Fe,Midnight 51.30886666666667 49.9554 53.9647 1160pM Fe,Midday 25.560914285714286 20.5659 31.8295 1160pM Fe,Midnight 44.4318 32.7836 59.4127 High carbon,Dark 60.72076 16.5088 97.6705 High carbon,Light 48.70448538461539 1.80121 101.194 Low carbon,Dark 31.3306 31.3306 31.3306 Phloroglucinol 36.02793333333334 24.3794 48.0144 Silicon starvation,12h 64.3079 64.3079 64.3079