condition mean min max 12pM Fe,Midday 56.4227 56.4227 56.4227 12pM Fe,Midnight 38.3216 31.3432 45.3 58pM Fe,Midday 41.5528 41.5528 41.5528 58pM Fe,Midnight 22.051099999999998 0.0 36.7812 233pM Fe,Midnight 10.29924 8.29352 11.7312 1160pM Fe,Midday 17.434285714285714 12.3357 20.8626 1160pM Fe,Midnight 40.09272416666667 8.5643 74.0999 High carbon,Dark 18.905027333333333 2.77722 46.6077 High carbon,Light 14.554713076923077 3.71368 22.7864 Low carbon,Dark 15.3757 15.3757 15.3757 Phloroglucinol 14.511326666666665 8.56448 21.0111 Silicon starvation,12h 7.17826 7.17826 7.17826