condition mean min max 12pM Fe,Midday 42.8487 42.8487 42.8487 12pM Fe,Midnight 59.87295 55.1884 64.5575 58pM Fe,Midday 55.206 55.206 55.206 58pM Fe,Midnight 47.291114285714286 0.0 59.0976 233pM Fe,Midnight 88.60383333333334 86.1311 90.2471 1160pM Fe,Midday 48.197585714285715 42.1672 53.166 1160pM Fe,Midnight 84.49231666666667 64.6886 101.573 High carbon,Dark 90.18504 36.3131 196.368 High carbon,Light 116.50033076923077 58.0957 192.514 Low carbon,Dark 75.4541 75.4541 75.4541 Phloroglucinol 51.315533333333335 42.3915 64.3708 Silicon starvation,12h 119.042 119.042 119.042