condition mean min max 12pM Fe,Midday 129.175 129.175 129.175 12pM Fe,Midnight 70.40035 67.0649 73.7358 58pM Fe,Midday 134.97 134.97 134.97 58pM Fe,Midnight 72.63064285714286 53.7251 141.948 233pM Fe,Midnight 82.2373 75.7436 87.5337 1160pM Fe,Midday 129.93442857142855 123.628 151.266 1160pM Fe,Midnight 54.03525833333333 45.4904 68.3853 High carbon,Dark 408.7612666666667 126.288 1226.26 High carbon,Light 366.0144076923077 74.6435 1839.95 Low carbon,Dark 201.795 201.795 201.795 Phloroglucinol 35.06653333333333 21.0837 50.9188 Silicon starvation,12h 265.702 265.702 265.702