condition mean min max 12pM Fe,Midday 9.96275 9.96275 9.96275 12pM Fe,Midnight 18.131349999999998 16.4419 19.8208 58pM Fe,Midday 9.19879 9.19879 9.19879 58pM Fe,Midnight 23.64727142857143 0.0 29.6346 233pM Fe,Midnight 29.9712 27.9257 32.641 1160pM Fe,Midday 5.426941428571428 2.92587 15.4103 1160pM Fe,Midnight 32.036183333333334 23.9732 42.0808 High carbon,Dark 9.914595333333333 2.16933 25.3125 High carbon,Light 4.127094076923077 0.735964 10.3572 Low carbon,Dark 11.9659 11.9659 11.9659 Phloroglucinol 7.00031 4.38167 10.9192 Silicon starvation,12h 12.8157 12.8157 12.8157