condition mean min max 12pM Fe,Midday 3.54617 3.54617 3.54617 12pM Fe,Midnight 7.813385 6.32691 9.29986 58pM Fe,Midday 2.31925 2.31925 2.31925 58pM Fe,Midnight 5.720911428571428 0.0 7.50738 233pM Fe,Midnight 9.250076666666667 8.64174 10.3223 1160pM Fe,Midday 3.5453614285714283 2.29462 5.58678 1160pM Fe,Midnight 33.99983916666667 5.82327 55.1353 High carbon,Dark 8.0086688 0.891712 25.6586 High carbon,Light 4.6506458461538465 0.0 16.5896 Low carbon,Dark 3.257 3.257 3.257 Phloroglucinol 1.2581366666666667 1.15548 1.44921 Silicon starvation,12h 23.9487 23.9487 23.9487