condition mean min max 12pM Fe,Midday 46.4699 46.4699 46.4699 12pM Fe,Midnight 33.06415 31.4208 34.7075 58pM Fe,Midday 29.3438 29.3438 29.3438 58pM Fe,Midnight 31.749242857142857 20.5513 75.0883 233pM Fe,Midnight 17.3016 15.1278 18.8552 1160pM Fe,Midday 27.011785714285715 24.0748 29.665 1160pM Fe,Midnight 6.557474166666667 3.03469 14.0785 High carbon,Dark 19.063758 5.29002 39.095 High carbon,Light 16.757356153846153 2.98445 37.2831 Low carbon,Dark 10.2971 10.2971 10.2971 Phloroglucinol 18.0488 11.2506 28.2062 Silicon starvation,12h 24.9978 24.9978 24.9978