condition mean min max 12pM Fe,Midday 79.3229 79.3229 79.3229 12pM Fe,Midnight 99.4199 89.4998 109.34 58pM Fe,Midday 57.1807 57.1807 57.1807 58pM Fe,Midnight 74.37184285714285 0.0 95.7171 233pM Fe,Midnight 90.76673333333333 87.7372 92.8382 1160pM Fe,Midday 69.34101428571428 65.1402 73.4571 1160pM Fe,Midnight 69.91931666666667 60.0961 85.4452 High carbon,Dark 100.86972 35.8294 160.024 High carbon,Light 108.0459076923077 26.3242 201.217 Low carbon,Dark 81.618 81.618 81.618 Phloroglucinol 40.6911 27.8276 58.4246 Silicon starvation,12h 144.632 144.632 144.632