condition mean min max 12pM Fe,Midday 49.6346 49.6346 49.6346 12pM Fe,Midnight 31.86535 28.9564 34.7743 58pM Fe,Midday 35.3494 35.3494 35.3494 58pM Fe,Midnight 46.30864285714286 22.3118 143.451 233pM Fe,Midnight 51.975966666666665 50.2616 53.0315 1160pM Fe,Midday 26.905485714285714 22.0113 33.7309 1160pM Fe,Midnight 44.74809166666667 26.9272 73.1286 High carbon,Dark 267.98748 28.349 1010.4 High carbon,Light 237.66284846153846 9.62323 751.657 Low carbon,Dark 33.442 33.442 33.442 Phloroglucinol 75.7379 55.8716 93.8126 Silicon starvation,12h 79.4408 79.4408 79.4408