condition mean min max 12pM Fe,Midday 10.5327 10.5327 10.5327 12pM Fe,Midnight 11.922699999999999 10.8054 13.04 58pM Fe,Midday 9.31983 9.31983 9.31983 58pM Fe,Midnight 7.826198571428572 0.0 12.472 233pM Fe,Midnight 11.526426666666667 6.52918 15.2436 1160pM Fe,Midday 7.36225 6.10746 9.53797 1160pM Fe,Midnight 20.095313333333333 7.54296 34.8525 High carbon,Dark 17.779509333333333 5.27499 29.6433 High carbon,Light 18.56391 4.07642 53.0098 Low carbon,Dark 7.33511 7.33511 7.33511 Phloroglucinol 13.466233333333333 5.6572 23.465 Silicon starvation,12h 34.8152 34.8152 34.8152