condition mean min max 12pM Fe,Midday 68.8013 68.8013 68.8013 12pM Fe,Midnight 79.72405 71.1117 88.3364 58pM Fe,Midday 82.9145 82.9145 82.9145 58pM Fe,Midnight 91.6962 0.0 116.859 233pM Fe,Midnight 36.516733333333335 35.3234 37.9511 1160pM Fe,Midday 67.0361 59.0185 75.3825 1160pM Fe,Midnight 61.511941666666665 16.3828 89.5874 High carbon,Dark 154.80160333333333 4.01395 302.086 High carbon,Light 141.68227692307693 12.4246 335.625 Low carbon,Dark 233.202 233.202 233.202 Phloroglucinol 39.6319 32.5565 48.6671 Silicon starvation,12h 80.6932 80.6932 80.6932