condition mean min max 12pM Fe,Midday 12.7842 12.7842 12.7842 12pM Fe,Midnight 9.986170000000001 9.36794 10.6044 58pM Fe,Midday 12.3894 12.3894 12.3894 58pM Fe,Midnight 7.519808571428571 0.0 10.0019 233pM Fe,Midnight 6.21925 5.4025 6.74555 1160pM Fe,Midday 9.25271 8.22407 11.23 1160pM Fe,Midnight 9.987038333333333 4.63424 13.9486 High carbon,Dark 5.4492373333333335 2.65741 9.68948 High carbon,Light 4.8291266923076925 0.895977 8.53442 Low carbon,Dark 4.69883 4.69883 4.69883 Phloroglucinol 18.715733333333333 13.8283 23.8623 Silicon starvation,12h 17.0588 17.0588 17.0588