condition mean min max 12pM Fe,Midday 86.4755 86.4755 86.4755 12pM Fe,Midnight 57.6361 50.476 64.7962 58pM Fe,Midday 39.0089 39.0089 39.0089 58pM Fe,Midnight 48.74135714285714 39.6428 75.3453 233pM Fe,Midnight 6.005766666666666 5.63649 6.59979 1160pM Fe,Midday 39.63457142857143 35.4445 48.5936 1160pM Fe,Midnight 28.838824166666665 8.37877 46.9541 High carbon,Dark 17.909942 4.95353 62.1464 High carbon,Light 15.981564615384615 1.56983 73.7822 Low carbon,Dark 5.51057 5.51057 5.51057 Phloroglucinol 44.78403333333333 35.6672 60.5675 Silicon starvation,12h 20.3802 20.3802 20.3802