condition mean min max 12pM Fe,Midday 23.2284 23.2284 23.2284 12pM Fe,Midnight 23.29755 20.4255 26.1696 58pM Fe,Midday 17.128 17.128 17.128 58pM Fe,Midnight 11.813342857142857 0.0 15.6937 233pM Fe,Midnight 12.967033333333333 12.2271 13.5421 1160pM Fe,Midday 14.571228571428572 10.8398 17.1478 1160pM Fe,Midnight 24.449118333333335 4.5746 40.2691 High carbon,Dark 30.455061333333333 1.9787 182.762 High carbon,Light 18.542236153846154 2.93033 46.0977 Low carbon,Dark 9.88566 9.88566 9.88566 Phloroglucinol 47.43683333333333 39.7522 56.1193 Silicon starvation,12h 42.4807 42.4807 42.4807