condition mean min max 12pM Fe,Midday 59.0507 59.0507 59.0507 12pM Fe,Midnight 39.57665 34.1872 44.9661 58pM Fe,Midday 57.6375 57.6375 57.6375 58pM Fe,Midnight 27.53332857142857 0.0 37.6786 233pM Fe,Midnight 26.5401 23.8848 30.4514 1160pM Fe,Midday 30.1823 26.2142 36.5257 1160pM Fe,Midnight 36.1224325 9.26849 56.586 High carbon,Dark 34.53200533333333 6.37778 101.31 High carbon,Light 32.94591538461538 10.1451 58.5433 Low carbon,Dark 40.5584 40.5584 40.5584 Phloroglucinol 48.302 38.91 55.5772 Silicon starvation,12h 129.889 129.889 129.889