condition mean min max 12pM Fe,Midday 54.6692 54.6692 54.6692 12pM Fe,Midnight 61.717299999999994 60.5727 62.8619 58pM Fe,Midday 42.7428 42.7428 42.7428 58pM Fe,Midnight 53.994885714285715 48.6165 64.637 233pM Fe,Midnight 31.3062 30.2789 32.3488 1160pM Fe,Midday 31.78867142857143 30.2439 32.9825 1160pM Fe,Midnight 32.513891666666666 28.6028 34.8308 High carbon,Dark 46.386453333333336 14.8362 141.751 High carbon,Light 35.35756769230769 1.7241 95.1345 Low carbon,Dark 13.9852 13.9852 13.9852 Phloroglucinol 39.5244 29.5433 55.4564 Silicon starvation,12h 25.8979 25.8979 25.8979