condition mean min max 12pM Fe,Midday 64.42 64.42 64.42 12pM Fe,Midnight 65.58215 61.3951 69.7692 58pM Fe,Midday 63.073 63.073 63.073 58pM Fe,Midnight 53.21802857142857 0.0 67.5617 233pM Fe,Midnight 59.01866666666667 56.238 63.8577 1160pM Fe,Midday 40.4765 37.0123 43.9271 1160pM Fe,Midnight 47.748475 40.1457 53.8896 High carbon,Dark 60.28368666666667 32.6242 96.0871 High carbon,Light 43.86220384615385 9.09025 75.9536 Low carbon,Dark 45.8363 45.8363 45.8363 Phloroglucinol 34.8582 28.678 43.8894 Silicon starvation,12h 60.0762 60.0762 60.0762