condition mean min max 12pM Fe,Midday 66.1758 66.1758 66.1758 12pM Fe,Midnight 67.31344999999999 66.9665 67.6604 58pM Fe,Midday 38.6426 38.6426 38.6426 58pM Fe,Midnight 41.20664285714286 0.0 55.4315 233pM Fe,Midnight 37.172466666666665 34.5304 40.6314 1160pM Fe,Midday 38.9987 33.1756 44.5065 1160pM Fe,Midnight 43.558616666666666 15.0791 75.7674 High carbon,Dark 49.42415333333333 15.1463 140.905 High carbon,Light 29.547352307692307 2.09878 116.164 Low carbon,Dark 25.3445 25.3445 25.3445 Phloroglucinol 94.09140000000001 82.2368 110.018 Silicon starvation,12h 46.7797 46.7797 46.7797