condition mean min max 12pM Fe,Midday 15.6345 15.6345 15.6345 12pM Fe,Midnight 20.83865 20.7499 20.9274 58pM Fe,Midday 11.5943 11.5943 11.5943 58pM Fe,Midnight 25.30422857142857 12.6591 52.9319 233pM Fe,Midnight 20.424866666666667 19.6588 21.4016 1160pM Fe,Midday 7.829267142857143 4.95595 14.8128 1160pM Fe,Midnight 12.398585 5.91437 21.613 High carbon,Dark 9.747898 1.81994 17.3252 High carbon,Light 3.4315008461538463 0.701274 9.1974 Low carbon,Dark 10.4041 10.4041 10.4041 Phloroglucinol 3.588416666666667 2.91826 4.76794 Silicon starvation,12h 9.65801 9.65801 9.65801