condition mean min max 12pM Fe,Midday 99.2774 99.2774 99.2774 12pM Fe,Midnight 161.6535 154.867 168.44 58pM Fe,Midday 111.871 111.871 111.871 58pM Fe,Midnight 167.74157142857143 150.82 177.398 233pM Fe,Midnight 188.76766666666666 186.969 190.501 1160pM Fe,Midday 144.489 122.869 175.473 1160pM Fe,Midnight 116.13094166666667 98.2373 143.562 High carbon,Dark 203.93246666666667 57.7823 334.869 High carbon,Light 205.28635384615384 47.4561 353.362 Low carbon,Dark 280.59 280.59 280.59 Phloroglucinol 208.20533333333333 182.969 224.115 Silicon starvation,12h 225.943 225.943 225.943