condition mean min max 12pM Fe,Midday 45.049 45.049 45.049 12pM Fe,Midnight 29.17445 28.3874 29.9615 58pM Fe,Midday 35.301 35.301 35.301 58pM Fe,Midnight 19.373585714285714 0.0 24.4862 233pM Fe,Midnight 16.7434 15.9541 17.1577 1160pM Fe,Midday 32.32192857142857 27.2768 36.0263 1160pM Fe,Midnight 9.916188333333332 6.88611 13.7123 High carbon,Dark 21.65290866666667 9.07623 33.0793 High carbon,Light 20.12545923076923 5.61884 36.1573 Low carbon,Dark 15.8193 15.8193 15.8193 Phloroglucinol 19.6172 14.6025 28.2209 Silicon starvation,12h 40.4021 40.4021 40.4021