condition mean min max 12pM Fe,Midday 42.2195 42.2195 42.2195 12pM Fe,Midnight 30.6363 29.4821 31.7905 58pM Fe,Midday 36.0324 36.0324 36.0324 58pM Fe,Midnight 25.8381 0.0 35.3763 233pM Fe,Midnight 11.734533333333333 11.4017 12.1745 1160pM Fe,Midday 22.771171428571428 22.0321 23.4647 1160pM Fe,Midnight 10.049545833333333 8.39451 11.8644 High carbon,Dark 24.290086 1.40689 47.7528 High carbon,Light 17.755572307692308 3.98467 42.8914 Low carbon,Dark 24.7916 24.7916 24.7916 Phloroglucinol 13.690066666666667 10.1367 18.9745 Silicon starvation,12h 14.0468 14.0468 14.0468