condition mean min max 12pM Fe,Midday 270.741 270.741 270.741 12pM Fe,Midnight 353.0 329.486 376.514 58pM Fe,Midday 237.62 237.62 237.62 58pM Fe,Midnight 263.99557142857145 0.0 340.891 233pM Fe,Midnight 225.999 215.601 244.941 1160pM Fe,Midday 209.43114285714285 179.359 247.356 1160pM Fe,Midnight 185.58633333333333 161.328 210.295 High carbon,Dark 299.77866666666665 186.036 420.055 High carbon,Light 239.87438461538463 116.902 406.867 Low carbon,Dark 296.963 296.963 296.963 Phloroglucinol 209.14866666666666 193.913 217.488 Silicon starvation,12h 297.973 297.973 297.973