condition mean min max 12pM Fe,Midday 24.4943 24.4943 24.4943 12pM Fe,Midnight 31.146 29.9608 32.3312 58pM Fe,Midday 15.0049 15.0049 15.0049 58pM Fe,Midnight 16.078814285714287 0.0 26.3669 233pM Fe,Midnight 10.412786666666667 9.34396 11.3337 1160pM Fe,Midday 13.871838571428572 7.64787 18.818 1160pM Fe,Midnight 22.32414 5.46409 37.2166 High carbon,Dark 20.770573333333335 4.47945 43.7485 High carbon,Light 14.985483846153846 3.96466 28.2079 Low carbon,Dark 6.12343 6.12343 6.12343 Phloroglucinol 37.74353333333333 17.7101 60.9753 Silicon starvation,12h 15.0085 15.0085 15.0085