condition mean min max 12pM Fe,Midday 71.2921 71.2921 71.2921 12pM Fe,Midnight 19.8983 17.016 22.7806 58pM Fe,Midday 45.5022 45.5022 45.5022 58pM Fe,Midnight 8.14352 0.0 10.8505 233pM Fe,Midnight 7.0928933333333335 4.36707 11.8402 1160pM Fe,Midday 28.507057142857143 25.4093 32.2581 1160pM Fe,Midnight 2.6343196666666664 0.86552 5.63763 High carbon,Dark 8.866746 0.0 22.5311 High carbon,Light 8.44931923076923 0.0 23.2874 Low carbon,Dark 0.0 0.0 0.0 Phloroglucinol 34.3652 29.2941 39.8126 Silicon starvation,12h 8.64457 8.64457 8.64457