condition mean min max 12pM Fe,Midday 1.30558 1.30558 1.30558 12pM Fe,Midnight 35.943250000000006 33.4911 38.3954 58pM Fe,Midday 0.320898 0.320898 0.320898 58pM Fe,Midnight 29.208257142857143 25.7841 31.7567 233pM Fe,Midnight 29.912200000000002 29.5302 30.5744 1160pM Fe,Midday 1.6300257142857142 1.14076 2.53264 1160pM Fe,Midnight 16.146811666666668 9.15782 29.3975 High carbon,Dark 16.316015333333333 1.94626 38.856 High carbon,Light 5.572935384615384 1.01747 23.7019 Low carbon,Dark 12.1398 12.1398 12.1398 Phloroglucinol 18.647733333333335 15.7143 21.1397 Silicon starvation,12h 11.8028 11.8028 11.8028