condition mean min max 12pM Fe,Midday 90.1709 90.1709 90.1709 12pM Fe,Midnight 55.824749999999995 55.6523 55.9972 58pM Fe,Midday 61.3203 61.3203 61.3203 58pM Fe,Midnight 42.13748571428572 0.0 52.111 233pM Fe,Midnight 28.8257 27.9542 29.9941 1160pM Fe,Midday 49.2711 41.5688 57.1464 1160pM Fe,Midnight 31.745625 17.8856 44.581 High carbon,Dark 43.67914666666667 14.4395 71.3574 High carbon,Light 59.89648 9.76634 129.11 Low carbon,Dark 26.0874 26.0874 26.0874 Phloroglucinol 87.4311 63.8807 102.343 Silicon starvation,12h 78.8596 78.8596 78.8596