condition mean min max 12pM Fe,Midday 74.0615 74.0615 74.0615 12pM Fe,Midnight 68.41465 68.0355 68.7938 58pM Fe,Midday 49.5966 49.5966 49.5966 58pM Fe,Midnight 43.50004285714286 0.0 53.4685 233pM Fe,Midnight 40.02183333333333 39.4337 40.6933 1160pM Fe,Midday 57.36377142857143 53.3433 62.5325 1160pM Fe,Midnight 16.210194166666668 7.09071 30.4155 High carbon,Dark 42.423273333333334 13.3389 63.7651 High carbon,Light 33.95480769230769 11.8912 65.0655 Low carbon,Dark 27.8987 27.8987 27.8987 Phloroglucinol 38.9771 28.9 50.5728 Silicon starvation,12h 39.6487 39.6487 39.6487