condition mean min max 12pM Fe,Midday 61.8669 61.8669 61.8669 12pM Fe,Midnight 52.21725 51.394 53.0405 58pM Fe,Midday 49.1349 49.1349 49.1349 58pM Fe,Midnight 34.42062857142857 0.0 45.7513 233pM Fe,Midnight 35.60653333333333 33.2999 37.2132 1160pM Fe,Midday 41.808485714285716 38.6836 46.6304 1160pM Fe,Midnight 19.8298 15.6179 24.5453 High carbon,Dark 32.89004666666667 11.3371 54.7722 High carbon,Light 33.25960692307692 3.19802 99.8183 Low carbon,Dark 18.1447 18.1447 18.1447 Phloroglucinol 50.3679 44.2516 53.8049 Silicon starvation,12h 89.9755 89.9755 89.9755