condition mean min max 12pM Fe,Midday 8.72768 8.72768 8.72768 12pM Fe,Midnight 23.7239 21.5818 25.866 58pM Fe,Midday 7.37943 7.37943 7.37943 58pM Fe,Midnight 22.20087142857143 18.6401 34.473 233pM Fe,Midnight 18.0064 17.5533 18.7821 1160pM Fe,Midday 5.13383 4.56597 5.79569 1160pM Fe,Midnight 13.8106925 6.53508 27.0747 High carbon,Dark 13.750682666666666 9.19416 20.5615 High carbon,Light 5.511716923076923 0.272069 10.5981 Low carbon,Dark 6.30318 6.30318 6.30318 Phloroglucinol 3.562326666666667 2.43066 4.82301 Silicon starvation,12h 13.2973 13.2973 13.2973