condition mean min max 12pM Fe,Midday 50.5843 50.5843 50.5843 12pM Fe,Midnight 24.4283 24.1109 24.7457 58pM Fe,Midday 46.4171 46.4171 46.4171 58pM Fe,Midnight 19.621357142857143 0.0 26.8811 233pM Fe,Midnight 20.690966666666668 20.0181 21.7308 1160pM Fe,Midday 32.06717142857143 26.3335 39.0346 1160pM Fe,Midnight 10.134880833333334 4.17219 17.8634 High carbon,Dark 35.38654 13.2754 74.4852 High carbon,Light 30.065953846153846 17.7398 41.4751 Low carbon,Dark 17.1245 17.1245 17.1245 Phloroglucinol 27.892333333333333 24.8736 32.3889 Silicon starvation,12h 55.1633 55.1633 55.1633