condition mean min max 12pM Fe,Midday 20.1473 20.1473 20.1473 12pM Fe,Midnight 31.657249999999998 31.6515 31.663 58pM Fe,Midday 15.5515 15.5515 15.5515 58pM Fe,Midnight 46.07685714285714 23.8544 152.385 233pM Fe,Midnight 21.092200000000002 18.8667 22.4247 1160pM Fe,Midday 10.114795714285714 5.06712 14.4904 1160pM Fe,Midnight 26.629716666666667 12.6796 45.292 High carbon,Dark 26.71104 8.1529 38.0065 High carbon,Light 18.398894538461537 0.601329 30.8042 Low carbon,Dark 14.6279 14.6279 14.6279 Phloroglucinol 26.738100000000003 19.8774 40.011 Silicon starvation,12h 28.5361 28.5361 28.5361