condition mean min max 12pM Fe,Midday 37.7201 37.7201 37.7201 12pM Fe,Midnight 38.5566 35.3816 41.7316 58pM Fe,Midday 30.1043 30.1043 30.1043 58pM Fe,Midnight 28.97865714285714 0.0 38.5249 233pM Fe,Midnight 43.4544 40.7426 46.9818 1160pM Fe,Midday 41.55862857142857 31.989 50.5826 1160pM Fe,Midnight 24.108266666666665 16.8456 29.4918 High carbon,Dark 50.38956 14.2056 134.03 High carbon,Light 50.146663076923076 0.0 107.58 Low carbon,Dark 31.2478 31.2478 31.2478 Phloroglucinol 123.25433333333334 114.474 136.052 Silicon starvation,12h 74.0634 74.0634 74.0634