condition mean min max 12pM Fe,Midday 19.4369 19.4369 19.4369 12pM Fe,Midnight 32.953900000000004 31.0651 34.8427 58pM Fe,Midday 16.6556 16.6556 16.6556 58pM Fe,Midnight 28.2199 0.0 39.9747 233pM Fe,Midnight 23.377333333333333 22.4489 25.0027 1160pM Fe,Midday 22.314814285714284 16.204 27.6399 1160pM Fe,Midnight 13.063112499999999 9.49926 20.3217 High carbon,Dark 12.676919999999999 3.24276 25.9734 High carbon,Light 8.44197 1.4454 21.6067 Low carbon,Dark 11.9688 11.9688 11.9688 Phloroglucinol 11.864 10.8976 12.406 Silicon starvation,12h 32.8277 32.8277 32.8277