condition mean min max 12pM Fe,Midday 1.24351 1.24351 1.24351 12pM Fe,Midnight 10.74305 8.7291 12.757 58pM Fe,Midday 1.10032 1.10032 1.10032 58pM Fe,Midnight 4.390688571428571 0.0 6.48738 233pM Fe,Midnight 9.84681 9.25016 10.8419 1160pM Fe,Midday 0.5236187142857143 0.25237 1.02815 1160pM Fe,Midnight 1.7451750833333333 0.23959 3.79859 High carbon,Dark 8.3870134 0.0 19.0706 High carbon,Light 7.720616153846153 2.26485 17.9637 Low carbon,Dark 8.08263 8.08263 8.08263 Phloroglucinol 2.0122333333333335 1.36363 2.55506 Silicon starvation,12h 3.89135 3.89135 3.89135