condition mean min max 12pM Fe,Midday 73.2007 73.2007 73.2007 12pM Fe,Midnight 37.5138 33.327 41.7006 58pM Fe,Midday 64.0252 64.0252 64.0252 58pM Fe,Midnight 51.88117142857143 28.1922 179.875 233pM Fe,Midnight 28.7902 27.8355 29.38 1160pM Fe,Midday 48.09334285714286 43.0077 50.4826 1160pM Fe,Midnight 17.791016666666668 13.317 24.2156 High carbon,Dark 32.400553333333335 14.4355 60.0103 High carbon,Light 22.67984553846154 0.236602 45.2193 Low carbon,Dark 23.2964 23.2964 23.2964 Phloroglucinol 39.64333333333333 33.6962 45.1296 Silicon starvation,12h 29.0775 29.0775 29.0775