condition mean min max 12pM Fe,Midday 30.8593 30.8593 30.8593 12pM Fe,Midnight 21.92275 19.0695 24.776 58pM Fe,Midday 30.8674 30.8674 30.8674 58pM Fe,Midnight 16.60867142857143 0.0 21.4312 233pM Fe,Midnight 19.67803333333333 18.3827 21.5218 1160pM Fe,Midday 21.506071428571428 18.9626 24.3951 1160pM Fe,Midnight 9.084229166666667 6.35683 12.4432 High carbon,Dark 20.874971333333335 6.37957 28.7357 High carbon,Light 20.644176923076923 10.2202 31.4524 Low carbon,Dark 15.9884 15.9884 15.9884 Phloroglucinol 22.053333333333335 18.0961 26.2044 Silicon starvation,12h 72.0133 72.0133 72.0133