condition mean min max 12pM Fe,Midday 20.9081 20.9081 20.9081 12pM Fe,Midnight 24.9755 21.9148 28.0362 58pM Fe,Midday 17.7721 17.7721 17.7721 58pM Fe,Midnight 14.034414285714286 0.0 18.4499 233pM Fe,Midnight 12.696966666666667 11.9957 13.1343 1160pM Fe,Midday 17.7198 14.2409 22.8537 1160pM Fe,Midnight 2.8529891666666667 1.25219 4.65492 High carbon,Dark 6.687836 1.17801 16.0839 High carbon,Light 5.6260175384615385 0.461885 15.5921 Low carbon,Dark 8.02557 8.02557 8.02557 Phloroglucinol 11.80764 8.95112 14.9177 Silicon starvation,12h 21.1694 21.1694 21.1694