condition mean min max 12pM Fe,Midday 18.0092 18.0092 18.0092 12pM Fe,Midnight 23.094549999999998 21.8281 24.361 58pM Fe,Midday 16.1266 16.1266 16.1266 58pM Fe,Midnight 14.52597142857143 0.0 19.4674 233pM Fe,Midnight 17.988633333333333 17.0048 18.6219 1160pM Fe,Midday 15.041542857142858 10.5319 24.3295 1160pM Fe,Midnight 5.1319333333333335 2.68604 9.52152 High carbon,Dark 5.997904866666667 0.764493 17.2217 High carbon,Light 2.466078230769231 0.158314 13.4436 Low carbon,Dark 6.99926 6.99926 6.99926 Phloroglucinol 3.2829066666666664 2.60566 4.52199 Silicon starvation,12h 10.7203 10.7203 10.7203