condition mean min max 12pM Fe,Midday 66.6801 66.6801 66.6801 12pM Fe,Midnight 50.32615 41.6068 59.0455 58pM Fe,Midday 40.3696 40.3696 40.3696 58pM Fe,Midnight 40.238614285714284 0.0 59.4076 233pM Fe,Midnight 39.77223333333333 37.3318 41.7699 1160pM Fe,Midday 48.919757142857144 37.9187 56.3002 1160pM Fe,Midnight 22.156316666666665 16.2926 28.8208 High carbon,Dark 31.945106666666668 15.5744 51.6739 High carbon,Light 27.832023076923075 14.0493 44.9993 Low carbon,Dark 38.7789 38.7789 38.7789 Phloroglucinol 162.684 129.132 219.495 Silicon starvation,12h 75.0791 75.0791 75.0791