condition mean min max 12pM Fe,Midday 324.504 324.504 324.504 12pM Fe,Midnight 380.7265 378.193 383.26 58pM Fe,Midday 228.952 228.952 228.952 58pM Fe,Midnight 311.53128571428573 205.407 352.29 233pM Fe,Midnight 97.8594 95.4319 102.295 1160pM Fe,Midday 240.51271428571428 199.857 252.718 1160pM Fe,Midnight 148.90791666666667 135.562 165.57 High carbon,Dark 65.88988 16.6677 142.076 High carbon,Light 75.22653076923076 21.2897 124.286 Low carbon,Dark 47.8857 47.8857 47.8857 Phloroglucinol 386.268 319.859 440.831 Silicon starvation,12h 76.6672 76.6672 76.6672