condition mean min max 12pM Fe,Midday 163.834 163.834 163.834 12pM Fe,Midnight 453.233 428.055 478.411 58pM Fe,Midday 322.43 322.43 322.43 58pM Fe,Midnight 608.6891428571429 573.802 643.706 233pM Fe,Midnight 1223.3266666666666 1203.01 1252.25 1160pM Fe,Midday 332.1245714285714 268.825 389.479 1160pM Fe,Midnight 629.1993333333334 423.698 852.055 High carbon,Dark 1111.7824666666666 285.25 1645.64 High carbon,Light 1076.6826923076924 387.789 2243.09 Low carbon,Dark 1079.98 1079.98 1079.98 Phloroglucinol 663.1663333333333 423.757 790.966 Silicon starvation,12h 638.741 638.741 638.741