condition mean min max 12pM Fe,Midday 20.8491 20.8491 20.8491 12pM Fe,Midnight 17.37465 13.5514 21.1979 58pM Fe,Midday 15.3186 15.3186 15.3186 58pM Fe,Midnight 13.264214285714285 0.0 17.8172 233pM Fe,Midnight 14.625833333333333 12.8683 16.04 1160pM Fe,Midday 15.580757142857143 13.7358 17.5665 1160pM Fe,Midnight 8.321419166666667 6.24687 10.5702 High carbon,Dark 11.322836 4.2255 18.539 High carbon,Light 8.522538461538462 2.41099 15.2117 Low carbon,Dark 16.637 16.637 16.637 Phloroglucinol 14.284733333333334 12.0043 15.6308 Silicon starvation,12h 40.3537 40.3537 40.3537