condition mean min max 12pM Fe,Midday 41.9241 41.9241 41.9241 12pM Fe,Midnight 35.508300000000006 34.856 36.1606 58pM Fe,Midday 36.5689 36.5689 36.5689 58pM Fe,Midnight 22.888942857142858 0.0 28.8705 233pM Fe,Midnight 35.77523333333333 33.7809 37.6896 1160pM Fe,Midday 35.26858571428571 31.3716 38.4854 1160pM Fe,Midnight 35.257358333333336 25.1134 41.495 High carbon,Dark 43.483826666666666 28.6703 72.779 High carbon,Light 43.880353846153845 10.3128 63.6468 Low carbon,Dark 20.6635 20.6635 20.6635 Phloroglucinol 27.960666666666665 22.4855 35.8728 Silicon starvation,12h 61.386 61.386 61.386