condition mean min max 12pM Fe,Midday 35.5753 35.5753 35.5753 12pM Fe,Midnight 30.4429 29.3076 31.5782 58pM Fe,Midday 38.9509 38.9509 38.9509 58pM Fe,Midnight 38.734942857142855 17.0736 127.743 233pM Fe,Midnight 31.434266666666666 28.1788 33.6745 1160pM Fe,Midday 17.700585714285715 15.1704 19.4983 1160pM Fe,Midnight 30.796091666666666 19.826 37.8553 High carbon,Dark 37.08812 26.5479 62.6495 High carbon,Light 31.607492307692308 5.59781 46.5997 Low carbon,Dark 18.6856 18.6856 18.6856 Phloroglucinol 40.5465 39.1896 41.3197 Silicon starvation,12h 53.9766 53.9766 53.9766