condition mean min max 12pM Fe,Midday 7.93957 7.93957 7.93957 12pM Fe,Midnight 5.79242 5.12493 6.45991 58pM Fe,Midday 6.78305 6.78305 6.78305 58pM Fe,Midnight 2.849907142857143 0.0 5.32112 233pM Fe,Midnight 3.82013 3.29366 4.43302 1160pM Fe,Midday 5.388222857142857 4.16137 6.45885 1160pM Fe,Midnight 3.928980833333333 1.62201 6.35501 High carbon,Dark 4.6081959999999995 0.95608 11.8185 High carbon,Light 6.710064461538462 0.644708 14.4668 Low carbon,Dark 8.00783 8.00783 8.00783 Phloroglucinol 4.072416666666666 2.40179 5.7119 Silicon starvation,12h 79.9107 79.9107 79.9107