condition mean min max 12pM Fe,Midday 11.8267 11.8267 11.8267 12pM Fe,Midnight 27.168300000000002 25.521 28.8156 58pM Fe,Midday 64.097 64.097 64.097 58pM Fe,Midnight 63.76678571428571 49.8159 105.106 233pM Fe,Midnight 287.78133333333335 282.714 294.856 1160pM Fe,Midday 0.4972742857142857 0.0 2.04531 1160pM Fe,Midnight 756.54175 562.951 1005.86 High carbon,Dark 524.7549 73.3485 1309.1 High carbon,Light 395.7213307692308 22.6287 899.907 Low carbon,Dark 154.224 154.224 154.224 Phloroglucinol 135.927 102.81 200.928 Silicon starvation,12h 152.328 152.328 152.328