condition mean min max 12pM Fe,Midday 254.604 254.604 254.604 12pM Fe,Midnight 129.8545 123.326 136.383 58pM Fe,Midday 216.516 216.516 216.516 58pM Fe,Midnight 82.72008571428572 0.0 109.144 233pM Fe,Midnight 90.71893333333334 85.1327 99.1063 1160pM Fe,Midday 217.70228571428572 200.338 244.174 1160pM Fe,Midnight 51.24646666666667 43.6867 65.3064 High carbon,Dark 103.09932 50.125 144.929 High carbon,Light 118.54899999999999 39.8363 225.089 Low carbon,Dark 82.7445 82.7445 82.7445 Phloroglucinol 55.6578 37.9521 84.264 Silicon starvation,12h 237.612 237.612 237.612