condition mean min max 12pM Fe,Midday 30.9712 30.9712 30.9712 12pM Fe,Midnight 22.9859 18.4611 27.5107 58pM Fe,Midday 20.0522 20.0522 20.0522 58pM Fe,Midnight 17.923785714285714 0.0 24.151 233pM Fe,Midnight 18.1227 14.2821 20.3277 1160pM Fe,Midday 13.670871428571429 12.3883 14.8508 1160pM Fe,Midnight 9.922320000000001 5.47659 11.9298 High carbon,Dark 24.932065333333334 9.23288 35.9712 High carbon,Light 19.857833846153845 5.78124 32.796 Low carbon,Dark 20.8673 20.8673 20.8673 Phloroglucinol 16.5073 11.8337 22.6446 Silicon starvation,12h 40.1859 40.1859 40.1859