condition mean min max 12pM Fe,Midday 209.471 209.471 209.471 12pM Fe,Midnight 79.9047 77.2198 82.5896 58pM Fe,Midday 226.154 226.154 226.154 58pM Fe,Midnight 80.04102857142857 0.0 103.57 233pM Fe,Midnight 109.63933333333334 106.593 111.468 1160pM Fe,Midday 218.02885714285713 195.162 234.186 1160pM Fe,Midnight 57.043525 45.8747 69.6618 High carbon,Dark 144.81984666666665 51.127 340.669 High carbon,Light 152.60989230769232 53.5489 279.417 Low carbon,Dark 200.673 200.673 200.673 Phloroglucinol 77.43973333333334 46.8608 93.547 Silicon starvation,12h 296.621 296.621 296.621