condition mean min max 12pM Fe,Midday 23.6098 23.6098 23.6098 12pM Fe,Midnight 26.7624 26.5576 26.9672 58pM Fe,Midday 17.0539 17.0539 17.0539 58pM Fe,Midnight 21.607357142857143 19.0317 24.167 233pM Fe,Midnight 13.773133333333334 12.603 14.6781 1160pM Fe,Midday 10.491181428571428 9.00955 12.0981 1160pM Fe,Midnight 21.272716666666668 17.6625 29.043 High carbon,Dark 8.242982666666666 2.05559 13.3347 High carbon,Light 4.41527876923077 0.507644 8.96072 Low carbon,Dark 6.78566 6.78566 6.78566 Phloroglucinol 25.2781 19.8938 29.7516 Silicon starvation,12h 12.1844 12.1844 12.1844