condition mean min max 12pM Fe,Midday 1.41134 1.41134 1.41134 12pM Fe,Midnight 86.3866 82.6828 90.0904 58pM Fe,Midday 2.6364 2.6364 2.6364 58pM Fe,Midnight 118.3438 76.9995 334.476 233pM Fe,Midnight 110.474 108.486 111.506 1160pM Fe,Midday 0.13853200000000002 0.0 0.259315 1160pM Fe,Midnight 79.53865 62.2804 102.549 High carbon,Dark 59.42152 24.8543 100.505 High carbon,Light 19.96899923076923 6.81938 49.3693 Low carbon,Dark 61.9213 61.9213 61.9213 Phloroglucinol 18.415586666666666 9.31936 28.6328 Silicon starvation,12h 56.7461 56.7461 56.7461