condition mean min max 12pM Fe,Midday 8.3596 8.3596 8.3596 12pM Fe,Midnight 16.556649999999998 15.4845 17.6288 58pM Fe,Midday 6.16414 6.16414 6.16414 58pM Fe,Midnight 24.849985714285715 10.8317 82.5479 233pM Fe,Midnight 16.35686666666667 16.122 16.7752 1160pM Fe,Midday 3.733592857142857 2.35276 5.01569 1160pM Fe,Midnight 8.800200833333333 4.67549 14.3182 High carbon,Dark 12.169354 4.41647 22.38 High carbon,Light 5.570188461538462 1.2582 10.5468 Low carbon,Dark 10.188 10.188 10.188 Phloroglucinol 10.021773333333332 8.00302 11.3043 Silicon starvation,12h 13.08 13.08 13.08