condition mean min max 12pM Fe,Midday 83.4105 83.4105 83.4105 12pM Fe,Midnight 113.338 112.725 113.951 58pM Fe,Midday 81.7035 81.7035 81.7035 58pM Fe,Midnight 136.14271428571428 107.698 218.829 233pM Fe,Midnight 48.03496666666667 45.9928 50.6037 1160pM Fe,Midday 77.62961428571428 71.1747 83.216 1160pM Fe,Midnight 61.87535833333333 51.2861 69.4603 High carbon,Dark 28.885506666666668 11.6943 81.761 High carbon,Light 30.833871538461537 5.00311 54.9093 Low carbon,Dark 33.0095 33.0095 33.0095 Phloroglucinol 236.696 217.555 267.782 Silicon starvation,12h 31.3468 31.3468 31.3468