condition mean min max 12pM Fe,Midday 13.3505 13.3505 13.3505 12pM Fe,Midnight 5.8851949999999995 5.23675 6.53364 58pM Fe,Midday 6.42773 6.42773 6.42773 58pM Fe,Midnight 4.809474285714286 0.0 7.43533 233pM Fe,Midnight 2.8581966666666667 1.989 3.65114 1160pM Fe,Midday 7.232064285714285 4.86893 8.76596 1160pM Fe,Midnight 1.272022 0.456231 1.91921 High carbon,Dark 4.95122 2.06485 10.6271 High carbon,Light 4.863486153846154 1.65246 9.77997 Low carbon,Dark 2.23321 2.23321 2.23321 Phloroglucinol 3.3033366666666666 2.73073 3.61153 Silicon starvation,12h 10.7238 10.7238 10.7238