condition mean min max 12pM Fe,Midday 55.2716 55.2716 55.2716 12pM Fe,Midnight 49.0319 46.9262 51.1376 58pM Fe,Midday 41.1492 41.1492 41.1492 58pM Fe,Midnight 55.74111428571429 39.9462 135.506 233pM Fe,Midnight 36.63016666666667 34.4215 38.1345 1160pM Fe,Midday 34.540014285714285 27.6787 40.7669 1160pM Fe,Midnight 23.561416666666666 19.9729 27.2746 High carbon,Dark 32.691144 5.43736 48.6326 High carbon,Light 31.513169230769233 10.3228 53.5762 Low carbon,Dark 42.7392 42.7392 42.7392 Phloroglucinol 35.05886666666667 32.4849 37.1127 Silicon starvation,12h 53.5697 53.5697 53.5697