condition mean min max 12pM Fe,Midday 28.3705 28.3705 28.3705 12pM Fe,Midnight 45.43875 42.6873 48.1902 58pM Fe,Midday 23.43 23.43 23.43 58pM Fe,Midnight 31.70067142857143 0.0 44.6973 233pM Fe,Midnight 25.017 21.202 29.8975 1160pM Fe,Midday 15.703085714285715 11.8987 19.9372 1160pM Fe,Midnight 26.437491666666666 11.6555 45.6175 High carbon,Dark 20.723646 1.65125 36.4571 High carbon,Light 13.2887 1.11347 34.4915 Low carbon,Dark 15.367 15.367 15.367 Phloroglucinol 9.57466 3.55554 17.396 Silicon starvation,12h 25.2891 25.2891 25.2891