condition mean min max 12pM Fe,Midday 26.3542 26.3542 26.3542 12pM Fe,Midnight 18.2447 17.441 19.0484 58pM Fe,Midday 22.4361 22.4361 22.4361 58pM Fe,Midnight 25.2714 14.8288 70.9739 233pM Fe,Midnight 12.783233333333333 11.8121 14.285 1160pM Fe,Midday 13.972485714285714 11.4436 16.5656 1160pM Fe,Midnight 8.022205833333333 6.20998 9.79128 High carbon,Dark 17.787944 8.22736 29.7775 High carbon,Light 15.03257076923077 4.46646 22.5146 Low carbon,Dark 15.5726 15.5726 15.5726 Phloroglucinol 24.386599999999998 16.6393 31.1494 Silicon starvation,12h 25.4456 25.4456 25.4456