condition mean min max 12pM Fe,Midday 85.0983 85.0983 85.0983 12pM Fe,Midnight 68.2326 58.2009 78.2643 58pM Fe,Midday 62.493 62.493 62.493 58pM Fe,Midnight 37.94454285714286 0.0 58.6316 233pM Fe,Midnight 25.475433333333335 21.6313 28.9572 1160pM Fe,Midday 50.019485714285715 43.9906 56.0368 1160pM Fe,Midnight 44.457116666666664 21.4358 68.7076 High carbon,Dark 30.661922666666666 8.28464 57.2139 High carbon,Light 42.20375461538462 7.50347 93.7166 Low carbon,Dark 21.6359 21.6359 21.6359 Phloroglucinol 71.80330000000001 47.158 113.824 Silicon starvation,12h 67.5221 67.5221 67.5221