condition mean min max 12pM Fe,Midday 55.2882 55.2882 55.2882 12pM Fe,Midnight 64.17795000000001 62.2017 66.1542 58pM Fe,Midday 42.0107 42.0107 42.0107 58pM Fe,Midnight 51.017157142857144 36.532 56.4024 233pM Fe,Midnight 38.37506666666666 37.6752 39.1782 1160pM Fe,Midday 27.888471428571428 25.3365 29.6587 1160pM Fe,Midnight 33.96726666666667 28.312 40.6554 High carbon,Dark 32.54817333333333 12.5008 87.1715 High carbon,Light 24.85041846153846 1.72991 59.7915 Low carbon,Dark 13.3593 13.3593 13.3593 Phloroglucinol 30.6624 21.1863 42.1488 Silicon starvation,12h 30.8141 30.8141 30.8141