condition mean min max 12pM Fe,Midday 95.5296 95.5296 95.5296 12pM Fe,Midnight 80.0409 76.5321 83.5497 58pM Fe,Midday 73.7762 73.7762 73.7762 58pM Fe,Midnight 96.59915714285714 68.351 239.996 233pM Fe,Midnight 56.1459 53.3594 58.652 1160pM Fe,Midday 34.08914285714286 27.6463 40.7767 1160pM Fe,Midnight 40.245975 29.2484 53.3317 High carbon,Dark 75.88519333333333 29.9606 127.988 High carbon,Light 63.1835 12.7185 147.851 Low carbon,Dark 57.0464 57.0464 57.0464 Phloroglucinol 50.4501 44.8461 59.9689 Silicon starvation,12h 75.4801 75.4801 75.4801