condition mean min max 12pM Fe,Midday 7.92862 7.92862 7.92862 12pM Fe,Midnight 14.9209 14.2343 15.6075 58pM Fe,Midday 6.51449 6.51449 6.51449 58pM Fe,Midnight 10.184121428571428 0.0 13.3836 233pM Fe,Midnight 5.90081 5.09045 7.05386 1160pM Fe,Midday 6.902312857142857 4.82734 8.46171 1160pM Fe,Midnight 19.578721666666667 3.56495 31.146 High carbon,Dark 6.099756666666667 0.98886 14.8354 High carbon,Light 6.480430153846154 0.666812 15.8789 Low carbon,Dark 8.28238 8.28238 8.28238 Phloroglucinol 21.662133333333333 14.662 32.4031 Silicon starvation,12h 37.378 37.378 37.378