condition mean min max 12pM Fe,Midday 32.0359 32.0359 32.0359 12pM Fe,Midnight 23.15785 22.4981 23.8176 58pM Fe,Midday 31.8152 31.8152 31.8152 58pM Fe,Midnight 14.062814285714285 0.0 19.4041 233pM Fe,Midnight 19.725533333333335 18.9003 20.5131 1160pM Fe,Midday 24.60487142857143 22.8247 25.8093 1160pM Fe,Midnight 7.2917483333333335 4.00846 10.8261 High carbon,Dark 16.957830666666666 7.76556 23.5685 High carbon,Light 14.109497692307693 5.70997 24.7618 Low carbon,Dark 16.1683 16.1683 16.1683 Phloroglucinol 15.889966666666666 11.8663 22.9559 Silicon starvation,12h 33.2382 33.2382 33.2382