condition mean min max 12pM Fe,Midday 74.3308 74.3308 74.3308 12pM Fe,Midnight 68.3837 44.172 92.5954 58pM Fe,Midday 65.7713 65.7713 65.7713 58pM Fe,Midnight 68.86151428571429 0.0 100.795 233pM Fe,Midnight 101.6787 84.0441 117.388 1160pM Fe,Midday 69.31251428571429 50.969 83.4068 1160pM Fe,Midnight 63.89885833333334 39.4335 77.5967 High carbon,Dark 79.41120000000001 33.6598 120.629 High carbon,Light 97.16205384615385 59.9484 151.023 Low carbon,Dark 123.661 123.661 123.661 Phloroglucinol 117.32033333333334 91.749 140.842 Silicon starvation,12h 74.5143 74.5143 74.5143