condition mean min max 12pM Fe,Midday 37.6553 37.6553 37.6553 12pM Fe,Midnight 38.695949999999996 36.5821 40.8098 58pM Fe,Midday 60.4758 60.4758 60.4758 58pM Fe,Midnight 19.072514285714284 0.0 23.9519 233pM Fe,Midnight 19.4788 18.0106 21.3667 1160pM Fe,Midday 31.227585714285713 28.7476 33.7308 1160pM Fe,Midnight 11.6571925 7.9548 14.5486 High carbon,Dark 12.26803 1.24582 27.6238 High carbon,Light 9.598023076923077 3.20326 19.8706 Low carbon,Dark 22.634 22.634 22.634 Phloroglucinol 33.230466666666665 24.1049 38.6025 Silicon starvation,12h 6.04458 6.04458 6.04458