condition mean min max 12pM Fe,Midday 38.9989 38.9989 38.9989 12pM Fe,Midnight 12.320599999999999 11.7031 12.9381 58pM Fe,Midday 47.3842 47.3842 47.3842 58pM Fe,Midnight 7.752751428571428 0.0 13.9195 233pM Fe,Midnight 10.972153333333333 8.90036 12.8995 1160pM Fe,Midday 30.477342857142858 27.9942 33.8644 1160pM Fe,Midnight 4.256900833333333 2.66889 5.99666 High carbon,Dark 10.048308 3.49021 16.3106 High carbon,Light 15.617135307692308 0.685349 37.8715 Low carbon,Dark 12.296 12.296 12.296 Phloroglucinol 8.768466666666667 6.99197 11.897 Silicon starvation,12h 20.2021 20.2021 20.2021