condition mean min max 12pM Fe,Midday 15.7385 15.7385 15.7385 12pM Fe,Midnight 12.0701 11.2234 12.9168 58pM Fe,Midday 17.1093 17.1093 17.1093 58pM Fe,Midnight 8.063255714285715 0.0 14.1013 233pM Fe,Midnight 6.561156666666666 5.85375 7.28109 1160pM Fe,Midday 6.827148571428571 5.30423 9.87149 1160pM Fe,Midnight 2.510203333333333 1.14007 3.61518 High carbon,Dark 6.668849333333333 2.41322 10.6905 High carbon,Light 6.250861538461539 1.05891 20.5775 Low carbon,Dark 8.7684 8.7684 8.7684 Phloroglucinol 9.411376666666667 7.88973 10.2345 Silicon starvation,12h 29.4227 29.4227 29.4227