condition mean min max 12pM Fe,Midday 4.18529 4.18529 4.18529 12pM Fe,Midnight 5.18771 5.15237 5.22305 58pM Fe,Midday 0.740668 0.740668 0.740668 58pM Fe,Midnight 3.804661428571429 0.0 5.20607 233pM Fe,Midnight 8.557616666666666 7.78334 10.0701 1160pM Fe,Midday 2.0811787142857145 0.643077 3.53378 1160pM Fe,Midnight 7.0146033333333335 2.15889 15.1063 High carbon,Dark 20.346557333333333 2.92315 61.6701 High carbon,Light 15.747193076923077 0.0 70.7398 Low carbon,Dark 1.36019 1.36019 1.36019 Phloroglucinol 1744.8133333333333 1315.66 2379.31 Silicon starvation,12h 6.66764 6.66764 6.66764