condition mean min max 12pM Fe,Midday 29.8636 29.8636 29.8636 12pM Fe,Midnight 29.15425 28.6167 29.6918 58pM Fe,Midday 26.1343 26.1343 26.1343 58pM Fe,Midnight 28.199771428571427 0.0 39.3311 233pM Fe,Midnight 51.8878 48.8456 57.5713 1160pM Fe,Midday 19.94777142857143 17.8494 23.7423 1160pM Fe,Midnight 57.93221666666667 38.1907 76.3734 High carbon,Dark 60.14181333333333 23.2539 102.735 High carbon,Light 43.54230384615384 5.33444 113.987 Low carbon,Dark 25.5968 25.5968 25.5968 Phloroglucinol 12.443306666666667 6.84672 17.0682 Silicon starvation,12h 57.883 57.883 57.883