condition mean min max 12pM Fe,Midday 40.1014 40.1014 40.1014 12pM Fe,Midnight 45.7164 39.303 52.1298 58pM Fe,Midday 42.7704 42.7704 42.7704 58pM Fe,Midnight 42.56952857142857 0.0 62.5545 233pM Fe,Midnight 80.24746666666667 74.9217 85.6958 1160pM Fe,Midday 10.427414285714287 6.95317 16.7482 1160pM Fe,Midnight 48.43669166666667 19.9687 93.6758 High carbon,Dark 87.36651333333333 41.5161 173.801 High carbon,Light 61.748882307692305 2.51133 154.297 Low carbon,Dark 48.8724 48.8724 48.8724 Phloroglucinol 24.134733333333333 11.5446 31.4681 Silicon starvation,12h 59.8932 59.8932 59.8932