condition mean min max 12pM Fe,Midday 49.437 49.437 49.437 12pM Fe,Midnight 60.72565 50.9566 70.4947 58pM Fe,Midday 25.233 25.233 25.233 58pM Fe,Midnight 47.616328571428575 41.5465 59.6813 233pM Fe,Midnight 29.727466666666665 27.7504 31.0081 1160pM Fe,Midday 17.705928571428572 15.3644 20.9434 1160pM Fe,Midnight 17.1445975 4.88855 41.7496 High carbon,Dark 25.056574666666666 9.63222 55.0052 High carbon,Light 15.181185384615384 5.77956 32.0127 Low carbon,Dark 28.8668 28.8668 28.8668 Phloroglucinol 22.14626666666667 12.7828 35.274 Silicon starvation,12h 48.6091 48.6091 48.6091