condition mean min max 12pM Fe,Midday 143.622 143.622 143.622 12pM Fe,Midnight 242.406 233.213 251.599 58pM Fe,Midday 122.253 122.253 122.253 58pM Fe,Midnight 230.97842857142857 149.286 264.412 233pM Fe,Midnight 261.13033333333334 256.064 264.489 1160pM Fe,Midday 82.23207142857143 69.0965 94.3446 1160pM Fe,Midnight 115.0423 82.2071 176.522 High carbon,Dark 174.44546 11.9806 287.647 High carbon,Light 89.93494615384616 11.1929 228.847 Low carbon,Dark 178.106 178.106 178.106 Phloroglucinol 47.39563333333333 38.1568 54.6472 Silicon starvation,12h 229.619 229.619 229.619