condition mean min max 12pM Fe,Midday 45.468 45.468 45.468 12pM Fe,Midnight 37.2806 34.6841 39.8771 58pM Fe,Midday 31.907 31.907 31.907 58pM Fe,Midnight 21.959799999999998 0.0 34.9877 233pM Fe,Midnight 33.010666666666665 27.214 36.7193 1160pM Fe,Midday 18.87722857142857 11.832 27.4408 1160pM Fe,Midnight 113.82695833333334 14.8023 190.3 High carbon,Dark 22.343595999999998 0.0 37.6385 High carbon,Light 18.028663076923078 2.21535 42.5758 Low carbon,Dark 17.4954 17.4954 17.4954 Phloroglucinol 10.091613333333333 4.92914 14.7626 Silicon starvation,12h 49.5263 49.5263 49.5263