condition mean min max 12pM Fe,Midday 12.0999 12.0999 12.0999 12pM Fe,Midnight 40.55175 37.9439 43.1596 58pM Fe,Midday 18.613 18.613 18.613 58pM Fe,Midnight 25.457228571428573 0.0 33.0642 233pM Fe,Midnight 42.760733333333334 42.0827 43.9648 1160pM Fe,Midday 4.603772857142857 2.56902 6.74527 1160pM Fe,Midnight 17.391591666666667 7.06546 34.2799 High carbon,Dark 31.15602133333333 8.26112 45.0542 High carbon,Light 20.004427692307694 8.35626 28.9102 Low carbon,Dark 21.1744 21.1744 21.1744 Phloroglucinol 11.297866666666668 11.0816 11.6513 Silicon starvation,12h 29.6562 29.6562 29.6562