condition mean min max 12pM Fe,Midday 119.205 119.205 119.205 12pM Fe,Midnight 150.5625 139.14 161.985 58pM Fe,Midday 86.1012 86.1012 86.1012 58pM Fe,Midnight 127.35857142857144 100.731 251.115 233pM Fe,Midnight 25.161433333333335 23.3702 27.3684 1160pM Fe,Midday 62.32734285714286 56.8939 68.9578 1160pM Fe,Midnight 38.29804166666666 23.8244 49.0441 High carbon,Dark 29.008682666666665 2.98214 126.794 High carbon,Light 20.105157692307692 1.2476 38.8506 Low carbon,Dark 31.5665 31.5665 31.5665 Phloroglucinol 24.8755 21.0258 27.1309 Silicon starvation,12h 44.2111 44.2111 44.2111