condition mean min max 12pM Fe,Midday 25.5082 25.5082 25.5082 12pM Fe,Midnight 21.52175 20.7604 22.2831 58pM Fe,Midday 19.7118 19.7118 19.7118 58pM Fe,Midnight 13.752357142857143 0.0 20.1774 233pM Fe,Midnight 17.120766666666665 16.1287 17.8979 1160pM Fe,Midday 19.031442857142856 16.566 21.5108 1160pM Fe,Midnight 4.6062199999999995 3.28132 5.60539 High carbon,Dark 10.578698666666666 1.66856 22.4092 High carbon,Light 7.350351538461538 0.400453 15.2479 Low carbon,Dark 11.6059 11.6059 11.6059 Phloroglucinol 7.27061 5.64771 9.67606 Silicon starvation,12h 40.4439 40.4439 40.4439