condition mean min max 12pM Fe,Midday 96.3238 96.3238 96.3238 12pM Fe,Midnight 67.8109 60.5091 75.1127 58pM Fe,Midday 73.9004 73.9004 73.9004 58pM Fe,Midnight 39.01871428571429 0.0 54.833 233pM Fe,Midnight 36.668533333333336 35.3778 38.3157 1160pM Fe,Midday 70.55717142857144 60.7089 76.8353 1160pM Fe,Midnight 65.771775 19.9815 102.342 High carbon,Dark 50.49156 16.4343 111.191 High carbon,Light 50.107286153846154 6.88352 100.598 Low carbon,Dark 82.3327 82.3327 82.3327 Phloroglucinol 62.008 51.9855 67.3325 Silicon starvation,12h 85.059 85.059 85.059