condition mean min max 12pM Fe,Midday 449.897 449.897 449.897 12pM Fe,Midnight 431.22299999999996 400.674 461.772 58pM Fe,Midday 448.284 448.284 448.284 58pM Fe,Midnight 475.377 408.816 695.358 233pM Fe,Midnight 336.5876666666667 334.82 339.467 1160pM Fe,Midday 446.695 395.162 508.127 1160pM Fe,Midnight 247.98533333333333 220.858 274.175 High carbon,Dark 245.60529333333332 25.8354 400.085 High carbon,Light 262.7825384615385 130.391 488.425 Low carbon,Dark 609.221 609.221 609.221 Phloroglucinol 170.94 132.379 237.44 Silicon starvation,12h 318.302 318.302 318.302