condition mean min max 12pM Fe,Midday 31.7495 31.7495 31.7495 12pM Fe,Midnight 37.147099999999995 36.3505 37.9437 58pM Fe,Midday 29.956 29.956 29.956 58pM Fe,Midnight 40.328428571428574 32.2007 62.3566 233pM Fe,Midnight 25.072133333333333 23.2684 27.1559 1160pM Fe,Midday 21.9364 21.036 22.9396 1160pM Fe,Midnight 21.410641666666667 18.3765 23.692 High carbon,Dark 25.91166 13.3361 35.2707 High carbon,Light 22.160744615384615 6.29668 39.9994 Low carbon,Dark 20.9503 20.9503 20.9503 Phloroglucinol 39.8801 33.2142 51.7471 Silicon starvation,12h 38.175 38.175 38.175