condition mean min max 12pM Fe,Midday 26.877 26.877 26.877 12pM Fe,Midnight 20.5762 20.3914 20.761 58pM Fe,Midday 22.7114 22.7114 22.7114 58pM Fe,Midnight 13.626014285714286 0.0 16.9534 233pM Fe,Midnight 14.491633333333333 13.6253 16.0716 1160pM Fe,Midday 18.911428571428573 16.4344 20.8476 1160pM Fe,Midnight 10.553143333333333 9.57032 12.147 High carbon,Dark 15.074316 6.35967 24.381 High carbon,Light 12.864437692307693 3.98021 21.7844 Low carbon,Dark 10.5323 10.5323 10.5323 Phloroglucinol 28.153933333333335 23.6652 35.445 Silicon starvation,12h 25.5197 25.5197 25.5197