condition mean min max 12pM Fe,Midday 33.2632 33.2632 33.2632 12pM Fe,Midnight 33.36065 33.2052 33.5161 58pM Fe,Midday 30.6693 30.6693 30.6693 58pM Fe,Midnight 28.920585714285714 25.0377 37.634 233pM Fe,Midnight 17.7152 17.3778 18.0853 1160pM Fe,Midday 21.44292857142857 20.1736 23.2731 1160pM Fe,Midnight 19.6837 16.5422 22.9938 High carbon,Dark 15.829737333333332 9.00278 22.719 High carbon,Light 12.09428723076923 0.688344 20.1096 Low carbon,Dark 9.80563 9.80563 9.80563 Phloroglucinol 19.300866666666668 18.6146 19.8781 Silicon starvation,12h 15.2875 15.2875 15.2875