condition mean min max 12pM Fe,Midday 22.6537 22.6537 22.6537 12pM Fe,Midnight 21.386499999999998 21.2533 21.5197 58pM Fe,Midday 17.3791 17.3791 17.3791 58pM Fe,Midnight 22.078914285714287 16.0588 50.5212 233pM Fe,Midnight 14.6204 14.5683 14.7038 1160pM Fe,Midday 13.817057142857143 12.961 14.417 1160pM Fe,Midnight 12.885483333333333 11.5984 15.3333 High carbon,Dark 10.781358 4.36982 17.9276 High carbon,Light 7.406781692307693 0.518342 12.7283 Low carbon,Dark 6.6048 6.6048 6.6048 Phloroglucinol 11.381066666666666 10.3126 12.0063 Silicon starvation,12h 5.72496 5.72496 5.72496