condition mean min max 12pM Fe,Midday 30.9712 30.9712 30.9712 12pM Fe,Midnight 34.4182 29.7312 39.1052 58pM Fe,Midday 33.7289 33.7289 33.7289 58pM Fe,Midnight 159.76547142857143 23.2737 846.91 233pM Fe,Midnight 46.167500000000004 31.1574 59.0736 1160pM Fe,Midday 35.894014285714285 24.1384 45.3053 1160pM Fe,Midnight 27.457758333333334 15.4114 47.9802 High carbon,Dark 45.18691333333333 29.1191 86.0607 High carbon,Light 38.072457692307694 5.61019 135.381 Low carbon,Dark 65.8122 65.8122 65.8122 Phloroglucinol 39.61156666666667 25.9701 58.222 Silicon starvation,12h 58.2869 58.2869 58.2869