condition mean min max 12pM Fe,Midday 3.28369 3.28369 3.28369 12pM Fe,Midnight 35.1304 32.2864 37.9744 58pM Fe,Midday 0.0 0.0 0.0 58pM Fe,Midnight 51.38088571428572 0.0 110.286 233pM Fe,Midnight 59.85646666666667 58.4757 60.6738 1160pM Fe,Midday 5.515894285714285 3.10454 13.7669 1160pM Fe,Midnight 73.6586 58.5771 82.8232 High carbon,Dark 26.359298666666668 3.12742 63.0733 High carbon,Light 18.11630023076923 0.488143 56.1134 Low carbon,Dark 18.433 18.433 18.433 Phloroglucinol 2.603606666666667 1.87059 3.86422 Silicon starvation,12h 19.5324 19.5324 19.5324