condition mean min max 12pM Fe,Midday 24.0373 24.0373 24.0373 12pM Fe,Midnight 27.20635 25.9593 28.4534 58pM Fe,Midday 30.2679 30.2679 30.2679 58pM Fe,Midnight 30.852185714285714 0.0 48.8285 233pM Fe,Midnight 31.9513 26.9276 35.5323 1160pM Fe,Midday 18.372985714285715 11.3642 23.1453 1160pM Fe,Midnight 25.234916666666667 17.1166 34.5542 High carbon,Dark 32.412438 5.86117 65.1235 High carbon,Light 21.619123076923078 3.757 33.8632 Low carbon,Dark 31.5483 31.5483 31.5483 Phloroglucinol 11.511283333333333 5.26045 18.2663 Silicon starvation,12h 43.6595 43.6595 43.6595