condition mean min max 12pM Fe,Midday 44.1213 44.1213 44.1213 12pM Fe,Midnight 31.16225 29.5932 32.7313 58pM Fe,Midday 38.6591 38.6591 38.6591 58pM Fe,Midnight 27.32227142857143 21.0597 51.0897 233pM Fe,Midnight 25.572566666666667 24.5697 26.2816 1160pM Fe,Midday 33.189057142857145 31.4188 35.2966 1160pM Fe,Midnight 18.912191666666665 11.8876 23.8231 High carbon,Dark 28.74452 14.5547 47.3781 High carbon,Light 26.160905384615386 7.61477 48.7917 Low carbon,Dark 19.1499 19.1499 19.1499 Phloroglucinol 33.2397 29.3587 40.8305 Silicon starvation,12h 56.5855 56.5855 56.5855