condition mean min max 12pM Fe,Midday 23.9441 23.9441 23.9441 12pM Fe,Midnight 60.181450000000005 55.215 65.1479 58pM Fe,Midday 30.8591 30.8591 30.8591 58pM Fe,Midnight 47.92977142857143 0.0 62.7244 233pM Fe,Midnight 105.24873333333333 99.8432 109.422 1160pM Fe,Midday 17.1133 12.28 23.6623 1160pM Fe,Midnight 63.4152 34.6748 102.941 High carbon,Dark 91.51377333333333 15.6749 153.804 High carbon,Light 70.61688076923078 6.34585 129.317 Low carbon,Dark 54.1332 54.1332 54.1332 Phloroglucinol 50.24613333333333 33.8958 59.0374 Silicon starvation,12h 71.9673 71.9673 71.9673