condition mean min max 12pM Fe,Midday 114.656 114.656 114.656 12pM Fe,Midnight 98.19545 96.5536 99.8373 58pM Fe,Midday 81.6574 81.6574 81.6574 58pM Fe,Midnight 92.62748571428571 67.2469 198.823 233pM Fe,Midnight 56.085100000000004 52.2471 59.4949 1160pM Fe,Midday 61.27525714285714 52.6685 69.3521 1160pM Fe,Midnight 44.70990833333333 31.8469 61.2086 High carbon,Dark 42.404806666666666 12.0062 70.9162 High carbon,Light 37.46025615384615 3.9512 101.463 Low carbon,Dark 35.4447 35.4447 35.4447 Phloroglucinol 59.37213333333333 51.8697 67.1839 Silicon starvation,12h 75.419 75.419 75.419