condition mean min max 12pM Fe,Midday 21.7545 21.7545 21.7545 12pM Fe,Midnight 22.4358 21.1252 23.7464 58pM Fe,Midday 14.8412 14.8412 14.8412 58pM Fe,Midnight 18.211157142857143 15.0063 29.517 233pM Fe,Midnight 13.3115 11.9414 14.3237 1160pM Fe,Midday 13.132257142857142 11.9182 15.1035 1160pM Fe,Midnight 7.050949166666666 4.06999 11.4259 High carbon,Dark 10.005462 3.02683 18.1105 High carbon,Light 6.9152292307692305 1.46647 13.8975 Low carbon,Dark 8.09549 8.09549 8.09549 Phloroglucinol 10.017366666666666 8.1892 12.4454 Silicon starvation,12h 15.5902 15.5902 15.5902