condition mean min max 12pM Fe,Midday 81.1985 81.1985 81.1985 12pM Fe,Midnight 78.9074 69.8432 87.9716 58pM Fe,Midday 75.8771 75.8771 75.8771 58pM Fe,Midnight 52.83202857142857 0.0 68.3292 233pM Fe,Midnight 51.38613333333333 48.7705 54.1124 1160pM Fe,Midday 64.01985714285715 53.7084 76.2474 1160pM Fe,Midnight 41.13171666666667 22.6359 60.2228 High carbon,Dark 50.41832 19.244 87.9317 High carbon,Light 40.36467538461538 9.82858 93.986 Low carbon,Dark 56.7238 56.7238 56.7238 Phloroglucinol 89.72103333333334 74.844 98.6713 Silicon starvation,12h 89.8082 89.8082 89.8082