condition mean min max 12pM Fe,Midday 88.5828 88.5828 88.5828 12pM Fe,Midnight 98.68455 96.9461 100.423 58pM Fe,Midday 147.551 147.551 147.551 58pM Fe,Midnight 46.925314285714286 13.5506 56.5797 233pM Fe,Midnight 38.42026666666666 37.5486 39.0218 1160pM Fe,Midday 90.14987142857143 81.6558 93.1202 1160pM Fe,Midnight 36.37529166666667 32.7352 40.0172 High carbon,Dark 47.15662 12.6162 87.7816 High carbon,Light 34.90067461538462 6.40884 67.4721 Low carbon,Dark 36.564 36.564 36.564 Phloroglucinol 46.29043333333333 35.3772 54.9383 Silicon starvation,12h 23.0452 23.0452 23.0452