condition mean min max 12pM Fe,Midday 43.6628 43.6628 43.6628 12pM Fe,Midnight 25.93235 23.4246 28.4401 58pM Fe,Midday 28.6696 28.6696 28.6696 58pM Fe,Midnight 29.76074285714286 21.6941 61.5934 233pM Fe,Midnight 14.729233333333333 14.262 15.4665 1160pM Fe,Midday 20.250885714285715 16.2094 24.2106 1160pM Fe,Midnight 13.127091666666667 11.3837 14.5922 High carbon,Dark 16.23392266666667 2.74614 24.5965 High carbon,Light 12.496710769230768 4.61804 17.5663 Low carbon,Dark 9.00959 9.00959 9.00959 Phloroglucinol 19.8034 13.6801 26.5603 Silicon starvation,12h 19.9137 19.9137 19.9137