condition mean min max 12pM Fe,Midday 17.4401 17.4401 17.4401 12pM Fe,Midnight 26.072699999999998 23.7657 28.3797 58pM Fe,Midday 10.9087 10.9087 10.9087 58pM Fe,Midnight 46.34607142857143 17.0036 106.892 233pM Fe,Midnight 27.575166666666664 25.9092 29.4 1160pM Fe,Midday 51.56467142857143 41.7994 66.0096 1160pM Fe,Midnight 23.6411 13.9044 38.9025 High carbon,Dark 15.812769333333334 3.8082 63.2486 High carbon,Light 37.81727161538462 0.354041 120.427 Low carbon,Dark 6.84056 6.84056 6.84056 Phloroglucinol 2.245573333333333 1.43403 3.04164 Silicon starvation,12h 26.1758 26.1758 26.1758