condition mean min max 12pM Fe,Midday 36.1467 36.1467 36.1467 12pM Fe,Midnight 30.55755 28.9918 32.1233 58pM Fe,Midday 29.0766 29.0766 29.0766 58pM Fe,Midnight 18.55062857142857 0.0 27.5908 233pM Fe,Midnight 18.34753333333333 17.0615 20.0553 1160pM Fe,Midday 20.490342857142856 16.662 24.5422 1160pM Fe,Midnight 8.602291666666666 2.53254 20.7561 High carbon,Dark 15.831008666666667 5.48567 35.7565 High carbon,Light 14.177087076923078 0.921932 22.9825 Low carbon,Dark 16.0192 16.0192 16.0192 Phloroglucinol 8.092166666666667 5.40154 9.47201 Silicon starvation,12h 26.5493 26.5493 26.5493