condition mean min max 12pM Fe,Midday 33.2554 33.2554 33.2554 12pM Fe,Midnight 19.9584 16.7785 23.1383 58pM Fe,Midday 20.8312 20.8312 20.8312 58pM Fe,Midnight 14.240142857142857 0.0 18.9425 233pM Fe,Midnight 14.282633333333333 13.226 15.8446 1160pM Fe,Midday 16.952242857142856 13.4493 19.7554 1160pM Fe,Midnight 14.016070833333334 5.94215 23.0815 High carbon,Dark 16.222534 7.69525 29.1992 High carbon,Light 16.243176153846154 3.12209 39.0138 Low carbon,Dark 9.09564 9.09564 9.09564 Phloroglucinol 31.900766666666666 30.1233 34.7705 Silicon starvation,12h 31.2857 31.2857 31.2857