condition mean min max 12pM Fe,Midday 2.97323 2.97323 2.97323 12pM Fe,Midnight 9.512789999999999 8.45158 10.574 58pM Fe,Midday 2.10468 2.10468 2.10468 58pM Fe,Midnight 17.62339142857143 6.47219 70.4629 233pM Fe,Midnight 11.691133333333333 11.4801 11.7975 1160pM Fe,Midday 5.069974285714285 2.85426 6.54669 1160pM Fe,Midnight 5.5377525 3.66631 7.77998 High carbon,Dark 8.86895 1.0383 23.5619 High carbon,Light 8.195305076923077 0.734054 19.2379 Low carbon,Dark 7.40813 7.40813 7.40813 Phloroglucinol 3.7561933333333335 2.29575 5.58931 Silicon starvation,12h 12.0673 12.0673 12.0673