condition mean min max 12pM Fe,Midday 35.3508 35.3508 35.3508 12pM Fe,Midnight 23.8221 23.4978 24.1464 58pM Fe,Midday 22.7659 22.7659 22.7659 58pM Fe,Midnight 22.303814285714285 17.7028 37.1797 233pM Fe,Midnight 14.550133333333333 12.4481 16.026 1160pM Fe,Midday 18.849228571428572 18.012 19.5786 1160pM Fe,Midnight 11.1883375 5.75196 19.0539 High carbon,Dark 19.609882666666667 6.29908 29.5064 High carbon,Light 13.211563076923078 1.02701 18.3196 Low carbon,Dark 10.3671 10.3671 10.3671 Phloroglucinol 18.0765 15.4669 22.2319 Silicon starvation,12h 15.5909 15.5909 15.5909