condition mean min max 12pM Fe,Midday 42.7965 42.7965 42.7965 12pM Fe,Midnight 35.88265 34.1329 37.6324 58pM Fe,Midday 39.8614 39.8614 39.8614 58pM Fe,Midnight 16.3095 0.0 23.1024 233pM Fe,Midnight 24.811 24.4492 25.2496 1160pM Fe,Midday 25.7814 20.5183 30.4291 1160pM Fe,Midnight 5.58411475 0.517393 15.4856 High carbon,Dark 15.853910666666666 2.10484 31.4367 High carbon,Light 12.832183846153846 0.37887 27.4602 Low carbon,Dark 20.9151 20.9151 20.9151 Phloroglucinol 8.763773333333333 6.04904 12.7152 Silicon starvation,12h 42.1088 42.1088 42.1088