condition mean min max 12pM Fe,Midday 134.825 134.825 134.825 12pM Fe,Midnight 79.7604 78.9743 80.5465 58pM Fe,Midday 114.459 114.459 114.459 58pM Fe,Midnight 42.18757142857143 0.0 54.0452 233pM Fe,Midnight 31.30516666666667 27.4539 36.1039 1160pM Fe,Midday 63.85228571428571 57.0545 71.1962 1160pM Fe,Midnight 41.78373333333333 14.0596 63.0597 High carbon,Dark 45.40041333333333 11.7299 81.7045 High carbon,Light 87.20608615384616 8.71402 177.136 Low carbon,Dark 54.9022 54.9022 54.9022 Phloroglucinol 80.39803333333333 58.9723 107.617 Silicon starvation,12h 142.438 142.438 142.438