condition mean min max 12pM Fe,Midday 10.3692 10.3692 10.3692 12pM Fe,Midnight 10.152625 9.23795 11.0673 58pM Fe,Midday 6.76064 6.76064 6.76064 58pM Fe,Midnight 5.18312 0.0 8.2022 233pM Fe,Midnight 6.021133333333333 4.665 7.64718 1160pM Fe,Midday 6.697931428571429 5.24094 7.72501 1160pM Fe,Midnight 4.6166133333333335 1.56905 7.1106 High carbon,Dark 6.5182286 0.0 22.4893 High carbon,Light 7.207806692307693 0.369631 16.3014 Low carbon,Dark 5.32091 5.32091 5.32091 Phloroglucinol 17.0563 16.415 17.8473 Silicon starvation,12h 29.654 29.654 29.654