condition mean min max 12pM Fe,Midday 38.2552 38.2552 38.2552 12pM Fe,Midnight 41.06815 33.3075 48.8288 58pM Fe,Midday 37.3924 37.3924 37.3924 58pM Fe,Midnight 47.127871428571424 21.4 158.13 233pM Fe,Midnight 13.997933333333334 13.7874 14.4053 1160pM Fe,Midday 18.737885714285714 11.961 23.8333 1160pM Fe,Midnight 7.845008333333333 3.08542 15.3866 High carbon,Dark 21.949382266666667 0.0 54.6773 High carbon,Light 17.11322 1.45399 46.8 Low carbon,Dark 19.5164 19.5164 19.5164 Phloroglucinol 5.698453333333333 3.9398 6.96852 Silicon starvation,12h 0.75928 0.75928 0.75928