condition mean min max 12pM Fe,Midday 41.9213 41.9213 41.9213 12pM Fe,Midnight 30.2999 28.8639 31.7359 58pM Fe,Midday 46.0476 46.0476 46.0476 58pM Fe,Midnight 20.264442857142857 0.0 28.8252 233pM Fe,Midnight 28.8999 25.0908 34.7814 1160pM Fe,Midday 47.415528571428574 42.2878 53.8898 1160pM Fe,Midnight 37.65136666666667 17.8165 52.1792 High carbon,Dark 36.35070666666667 11.595 75.1477 High carbon,Light 75.88749230769231 7.8294 145.912 Low carbon,Dark 26.3086 26.3086 26.3086 Phloroglucinol 20.99853333333333 19.6972 22.8268 Silicon starvation,12h 168.444 168.444 168.444