condition mean min max 12pM Fe,Midday 19.1047 19.1047 19.1047 12pM Fe,Midnight 12.76455 11.5513 13.9778 58pM Fe,Midday 14.546 14.546 14.546 58pM Fe,Midnight 18.238028571428572 11.0482 52.6471 233pM Fe,Midnight 11.288633333333333 10.0337 12.0266 1160pM Fe,Midday 16.657942857142856 14.5636 20.939 1160pM Fe,Midnight 5.294425833333333 3.21207 8.46363 High carbon,Dark 8.196179333333333 3.8789 13.1307 High carbon,Light 7.283033846153846 3.48751 12.8282 Low carbon,Dark 9.6262 9.6262 9.6262 Phloroglucinol 4.374783333333333 3.37072 5.01134 Silicon starvation,12h 22.3299 22.3299 22.3299