condition mean min max 12pM Fe,Midday 45.4651 45.4651 45.4651 12pM Fe,Midnight 52.77885 51.0898 54.4679 58pM Fe,Midday 39.9596 39.9596 39.9596 58pM Fe,Midnight 46.99451428571429 0.0 62.3238 233pM Fe,Midnight 75.55793333333334 73.5801 76.7023 1160pM Fe,Midday 22.674285714285716 18.8074 26.8748 1160pM Fe,Midnight 52.56070833333333 28.1263 88.9312 High carbon,Dark 87.28419333333333 13.5413 171.396 High carbon,Light 51.1856976923077 3.85236 127.183 Low carbon,Dark 50.5749 50.5749 50.5749 Phloroglucinol 21.06116666666667 14.4684 28.0649 Silicon starvation,12h 61.9795 61.9795 61.9795