condition mean min max 12pM Fe,Midday 123.08 123.08 123.08 12pM Fe,Midnight 46.97875 42.0888 51.8687 58pM Fe,Midday 80.4346 80.4346 80.4346 58pM Fe,Midnight 26.509228571428572 0.0 35.3059 233pM Fe,Midnight 21.310733333333335 19.0374 24.4492 1160pM Fe,Midday 75.40592857142857 63.0383 93.386 1160pM Fe,Midnight 16.575291666666665 11.0812 21.1861 High carbon,Dark 30.165622 8.05753 57.3813 High carbon,Light 43.5954 12.3133 127.529 Low carbon,Dark 33.9871 33.9871 33.9871 Phloroglucinol 64.82976666666667 55.9536 72.2193 Silicon starvation,12h 70.0288 70.0288 70.0288