condition mean min max 12pM Fe,Midday 90.5296 90.5296 90.5296 12pM Fe,Midnight 46.0897 34.8758 57.3036 58pM Fe,Midday 436.208 436.208 436.208 58pM Fe,Midnight 148.7090142857143 28.1289 401.941 233pM Fe,Midnight 9.711146666666666 8.97156 10.1867 1160pM Fe,Midday 46.59495714285714 37.2954 57.2869 1160pM Fe,Midnight 5.7546825 4.75435 7.57516 High carbon,Dark 9.581224666666667 1.47921 21.5686 High carbon,Light 8.62634876923077 0.710022 16.6944 Low carbon,Dark 10.2889 10.2889 10.2889 Phloroglucinol 19.640933333333333 16.1541 21.4666 Silicon starvation,12h 19.2138 19.2138 19.2138