condition mean min max 12pM Fe,Midday 159.989 159.989 159.989 12pM Fe,Midnight 291.3535 261.827 320.88 58pM Fe,Midday 134.824 134.824 134.824 58pM Fe,Midnight 492.3112857142857 0.0 818.681 233pM Fe,Midnight 376.3636666666667 370.731 385.911 1160pM Fe,Midday 133.98452857142857 91.4209 248.452 1160pM Fe,Midnight 1313.841 848.764 1754.8 High carbon,Dark 641.1727999999999 181.749 3417.18 High carbon,Light 372.1313846153846 116.613 996.092 Low carbon,Dark 154.748 154.748 154.748 Phloroglucinol 202.62133333333333 173.882 219.154 Silicon starvation,12h 186.392 186.392 186.392