condition mean min max 12pM Fe,Midday 25.087 25.087 25.087 12pM Fe,Midnight 32.54455 31.5617 33.5274 58pM Fe,Midday 19.4296 19.4296 19.4296 58pM Fe,Midnight 30.284928571428573 25.7835 50.556 233pM Fe,Midnight 24.8233 23.6443 25.7201 1160pM Fe,Midday 18.57294285714286 17.7564 19.5635 1160pM Fe,Midnight 17.065458333333332 13.9664 19.8729 High carbon,Dark 21.750443999999998 9.41306 65.6826 High carbon,Light 11.417178461538462 2.0035 22.9174 Low carbon,Dark 14.2355 14.2355 14.2355 Phloroglucinol 14.702466666666666 12.0842 18.342 Silicon starvation,12h 18.9992 18.9992 18.9992