condition mean min max 12pM Fe,Midday 64.1634 64.1634 64.1634 12pM Fe,Midnight 48.02675 32.4059 63.6476 58pM Fe,Midday 82.105 82.105 82.105 58pM Fe,Midnight 50.75774285714286 0.0 74.768 233pM Fe,Midnight 91.32143333333333 88.7541 96.071 1160pM Fe,Midday 5.36854 1.66693 9.10477 1160pM Fe,Midnight 313.13616666666667 215.298 407.929 High carbon,Dark 301.17593999999997 93.8721 692.213 High carbon,Light 308.5842776923077 0.0 860.081 Low carbon,Dark 68.974 68.974 68.974 Phloroglucinol 69.5918 36.1968 100.207 Silicon starvation,12h 151.083 151.083 151.083