condition mean min max 12pM Fe,Midday 21.6573 21.6573 21.6573 12pM Fe,Midnight 61.16325 58.3177 64.0088 58pM Fe,Midday 11.6349 11.6349 11.6349 58pM Fe,Midnight 70.62032857142857 57.2304 91.6531 233pM Fe,Midnight 78.7264 78.0347 79.9104 1160pM Fe,Midday 17.335685714285713 15.6976 18.9394 1160pM Fe,Midnight 90.42675833333334 72.9939 109.63 High carbon,Dark 64.43048 15.5281 105.618 High carbon,Light 45.21139615384615 9.58435 79.288 Low carbon,Dark 30.5837 30.5837 30.5837 Phloroglucinol 19.778466666666667 16.6873 24.7994 Silicon starvation,12h 59.8512 59.8512 59.8512