condition mean min max 12pM Fe,Midday 19.027 19.027 19.027 12pM Fe,Midnight 25.148249999999997 23.4839 26.8126 58pM Fe,Midday 15.9109 15.9109 15.9109 58pM Fe,Midnight 28.627814285714287 19.5063 74.328 233pM Fe,Midnight 15.048133333333332 12.9613 17.0783 1160pM Fe,Midday 9.891805714285713 6.90725 14.1884 1160pM Fe,Midnight 12.203291666666667 10.7965 14.5525 High carbon,Dark 9.984076 3.6278 15.7853 High carbon,Light 7.252405384615384 1.46653 15.719 Low carbon,Dark 6.7952 6.7952 6.7952 Phloroglucinol 7.535123333333333 7.00605 8.2622 Silicon starvation,12h 28.7894 28.7894 28.7894