condition mean min max 12pM Fe,Midday 77.6372 77.6372 77.6372 12pM Fe,Midnight 66.86945 64.7264 69.0125 58pM Fe,Midday 53.8724 53.8724 53.8724 58pM Fe,Midnight 54.66402857142857 47.3932 57.4327 233pM Fe,Midnight 41.56266666666667 40.3644 42.255 1160pM Fe,Midday 40.427 36.9207 44.5543 1160pM Fe,Midnight 29.1411 25.6084 33.4787 High carbon,Dark 41.38204733333333 7.19981 66.1584 High carbon,Light 27.766984615384615 14.4686 45.4796 Low carbon,Dark 27.867 27.867 27.867 Phloroglucinol 39.91356666666667 26.6828 47.7073 Silicon starvation,12h 41.8236 41.8236 41.8236