condition mean min max 12pM Fe,Midday 44.0085 44.0085 44.0085 12pM Fe,Midnight 33.12885 32.3555 33.9022 58pM Fe,Midday 41.5796 41.5796 41.5796 58pM Fe,Midnight 40.909414285714284 27.6196 114.611 233pM Fe,Midnight 30.467333333333332 29.4984 31.9248 1160pM Fe,Midday 36.215628571428574 34.8006 38.1272 1160pM Fe,Midnight 19.504933333333334 11.7375 31.3801 High carbon,Dark 38.50626466666667 6.00417 55.4917 High carbon,Light 28.7819 10.6283 55.3866 Low carbon,Dark 29.4693 29.4693 29.4693 Phloroglucinol 10.80484 5.14675 18.1765 Silicon starvation,12h 47.8318 47.8318 47.8318