condition mean min max 12pM Fe,Midday 37.0481 37.0481 37.0481 12pM Fe,Midnight 22.196399999999997 21.5403 22.8525 58pM Fe,Midday 26.9725 26.9725 26.9725 58pM Fe,Midnight 16.535014285714286 13.186 27.7851 233pM Fe,Midnight 12.855233333333333 10.9867 14.8746 1160pM Fe,Midday 26.58287142857143 23.3294 29.7487 1160pM Fe,Midnight 7.907768333333333 5.46591 11.8066 High carbon,Dark 12.523694 3.77513 21.6206 High carbon,Light 15.581095384615384 2.48477 30.9768 Low carbon,Dark 11.0497 11.0497 11.0497 Phloroglucinol 23.2439 20.2277 27.371 Silicon starvation,12h 27.7499 27.7499 27.7499