condition mean min max 12pM Fe,Midday 16.5053 16.5053 16.5053 12pM Fe,Midnight 16.0214 15.0651 16.9777 58pM Fe,Midday 16.4948 16.4948 16.4948 58pM Fe,Midnight 11.151057142857143 0.0 14.4047 233pM Fe,Midnight 12.651566666666668 11.7208 14.0071 1160pM Fe,Midday 14.1647 11.2512 16.7876 1160pM Fe,Midnight 10.363368333333334 7.32042 14.6107 High carbon,Dark 10.521221333333333 2.19677 21.7265 High carbon,Light 9.717673846153847 1.19083 18.5851 Low carbon,Dark 13.8393 13.8393 13.8393 Phloroglucinol 16.5166 10.7306 28.0441 Silicon starvation,12h 17.1859 17.1859 17.1859