condition mean min max 12pM Fe,Midday 1156.78 1156.78 1156.78 12pM Fe,Midnight 534.542 518.623 550.461 58pM Fe,Midday 881.839 881.839 881.839 58pM Fe,Midnight 809.9527142857143 388.752 1402.53 233pM Fe,Midnight 666.6 652.51 676.673 1160pM Fe,Midday 3795.12 3652.0 3899.79 1160pM Fe,Midnight 516.33825 434.098 564.64 High carbon,Dark 440.1371466666667 73.7872 1309.38 High carbon,Light 1741.1843846153847 206.014 5017.28 Low carbon,Dark 328.247 328.247 328.247 Phloroglucinol 824.378 298.904 1131.43 Silicon starvation,12h 351.086 351.086 351.086