condition mean min max 12pM Fe,Midday 38.8395 38.8395 38.8395 12pM Fe,Midnight 52.73585 52.2305 53.2412 58pM Fe,Midday 31.1081 31.1081 31.1081 58pM Fe,Midnight 48.87414285714286 0.0 66.4775 233pM Fe,Midnight 61.06796666666667 58.3232 62.7638 1160pM Fe,Midday 24.335214285714287 21.3273 27.7809 1160pM Fe,Midnight 33.423883333333336 25.9067 50.4912 High carbon,Dark 34.61727333333333 10.0828 57.9533 High carbon,Light 25.373838461538462 10.6442 40.44 Low carbon,Dark 40.8057 40.8057 40.8057 Phloroglucinol 27.830466666666666 25.1771 30.7956 Silicon starvation,12h 33.1477 33.1477 33.1477