condition mean min max 12pM Fe,Midday 27.6607 27.6607 27.6607 12pM Fe,Midnight 19.89535 18.0553 21.7354 58pM Fe,Midday 24.9962 24.9962 24.9962 58pM Fe,Midnight 10.4889 0.0 14.1008 233pM Fe,Midnight 7.852196666666667 6.93167 8.61312 1160pM Fe,Midday 22.741128571428572 21.4104 24.2974 1160pM Fe,Midnight 3.9987114166666666 0.871687 7.33383 High carbon,Dark 13.595358333333333 0.932775 31.4228 High carbon,Light 10.913542846153847 0.346473 24.1172 Low carbon,Dark 19.1266 19.1266 19.1266 Phloroglucinol 52.422066666666666 47.1131 60.4808 Silicon starvation,12h 30.3042 30.3042 30.3042