condition mean min max 12pM Fe,Midday 50.567 50.567 50.567 12pM Fe,Midnight 36.902699999999996 35.4416 38.3638 58pM Fe,Midday 39.202 39.202 39.202 58pM Fe,Midnight 29.60717142857143 26.9756 32.743 233pM Fe,Midnight 28.665 27.9205 29.3936 1160pM Fe,Midday 37.94012857142857 34.7103 39.8392 1160pM Fe,Midnight 26.760133333333332 18.2808 35.2481 High carbon,Dark 30.270568666666666 8.28438 73.1382 High carbon,Light 24.335916153846153 5.96474 47.4182 Low carbon,Dark 28.5872 28.5872 28.5872 Phloroglucinol 22.6247 18.4117 28.6153 Silicon starvation,12h 28.4566 28.4566 28.4566