condition mean min max 12pM Fe,Midday 18.6675 18.6675 18.6675 12pM Fe,Midnight 76.86625000000001 71.0358 82.6967 58pM Fe,Midday 45.4243 45.4243 45.4243 58pM Fe,Midnight 80.2972857142857 60.6624 150.82 233pM Fe,Midnight 56.571 54.1646 61.0157 1160pM Fe,Midday 16.86584285714286 13.2541 20.8604 1160pM Fe,Midnight 11.629276666666666 5.94655 23.3768 High carbon,Dark 33.62968933333333 7.40798 74.2227 High carbon,Light 24.975079230769232 4.71353 60.8662 Low carbon,Dark 44.1223 44.1223 44.1223 Phloroglucinol 6.868530000000001 4.0467 8.58327 Silicon starvation,12h 46.3473 46.3473 46.3473