condition mean min max 12pM Fe,Midday 24.6993 24.6993 24.6993 12pM Fe,Midnight 19.29635 18.6932 19.8995 58pM Fe,Midday 14.6464 14.6464 14.6464 58pM Fe,Midnight 11.045171428571429 0.0 14.7786 233pM Fe,Midnight 10.619066666666667 10.0667 10.9823 1160pM Fe,Midday 13.755342857142857 12.8646 15.2219 1160pM Fe,Midnight 19.964016666666666 4.4053 33.9016 High carbon,Dark 12.169814666666667 3.46995 24.3899 High carbon,Light 10.840209230769231 0.60904 24.0933 Low carbon,Dark 7.35467 7.35467 7.35467 Phloroglucinol 36.7605 28.6856 43.1705 Silicon starvation,12h 32.9624 32.9624 32.9624