condition mean min max 12pM Fe,Midday 33.8801 33.8801 33.8801 12pM Fe,Midnight 16.438499999999998 16.1498 16.7272 58pM Fe,Midday 30.4329 30.4329 30.4329 58pM Fe,Midnight 10.061442857142858 0.0 13.556 233pM Fe,Midnight 9.5934 9.44035 9.69722 1160pM Fe,Midday 20.328357142857143 18.197 23.9253 1160pM Fe,Midnight 3.037996666666667 1.86083 4.99932 High carbon,Dark 10.387423333333333 2.85649 17.3159 High carbon,Light 12.936416307692308 0.402942 25.4308 Low carbon,Dark 13.0683 13.0683 13.0683 Phloroglucinol 9.115953333333334 6.96948 11.0749 Silicon starvation,12h 35.3406 35.3406 35.3406