condition mean min max 12pM Fe,Midday 71.933 71.933 71.933 12pM Fe,Midnight 61.3772 58.1836 64.5708 58pM Fe,Midday 69.8378 69.8378 69.8378 58pM Fe,Midnight 90.3577 35.4154 355.156 233pM Fe,Midnight 58.5309 52.0229 62.8412 1160pM Fe,Midday 60.77557142857143 56.7731 67.4838 1160pM Fe,Midnight 25.569583333333334 14.8784 45.8725 High carbon,Dark 39.19281333333333 19.6593 72.3801 High carbon,Light 41.65827384615385 5.88166 75.1092 Low carbon,Dark 55.1973 55.1973 55.1973 Phloroglucinol 36.02356666666667 23.1636 46.1091 Silicon starvation,12h 36.9486 36.9486 36.9486