condition mean min max 12pM Fe,Midday 38.4845 38.4845 38.4845 12pM Fe,Midnight 26.0611 22.822 29.3002 58pM Fe,Midday 31.3401 31.3401 31.3401 58pM Fe,Midnight 30.60225714285714 16.5515 86.0423 233pM Fe,Midnight 17.522733333333335 17.0046 17.8371 1160pM Fe,Midday 28.209585714285716 23.1751 32.1694 1160pM Fe,Midnight 25.2880925 7.82616 38.8622 High carbon,Dark 20.5946 10.1029 31.3509 High carbon,Light 17.230626153846153 6.45967 29.3892 Low carbon,Dark 21.3697 21.3697 21.3697 Phloroglucinol 36.04933333333333 34.8839 37.7627 Silicon starvation,12h 34.2448 34.2448 34.2448