condition mean min max 12pM Fe,Midday 73.471 73.471 73.471 12pM Fe,Midnight 52.1202 44.9031 59.3373 58pM Fe,Midday 47.7205 47.7205 47.7205 58pM Fe,Midnight 30.72037142857143 0.0 40.4743 233pM Fe,Midnight 30.58416666666667 24.2499 33.9161 1160pM Fe,Midday 46.24091428571429 42.652 51.475 1160pM Fe,Midnight 22.915341666666666 17.4689 30.8114 High carbon,Dark 44.71906666666667 11.1492 65.2397 High carbon,Light 33.96847692307692 25.6755 49.846 Low carbon,Dark 76.2049 76.2049 76.2049 Phloroglucinol 32.387299999999996 21.8329 44.4732 Silicon starvation,12h 35.5768 35.5768 35.5768