condition mean min max 12pM Fe,Midday 29.9341 29.9341 29.9341 12pM Fe,Midnight 32.7079 31.9464 33.4694 58pM Fe,Midday 22.2214 22.2214 22.2214 58pM Fe,Midnight 21.04082857142857 0.0 25.302 233pM Fe,Midnight 14.741766666666667 14.4105 15.0812 1160pM Fe,Midday 15.6328 14.3884 16.619 1160pM Fe,Midnight 11.523364166666667 8.45328 15.371 High carbon,Dark 16.856170666666667 2.30999 26.5269 High carbon,Light 10.410063076923077 1.3668 16.6844 Low carbon,Dark 14.0278 14.0278 14.0278 Phloroglucinol 16.302433333333333 13.6993 20.3941 Silicon starvation,12h 16.2661 16.2661 16.2661