condition mean min max 12pM Fe,Midday 59.6025 59.6025 59.6025 12pM Fe,Midnight 56.90945 46.104 67.7149 58pM Fe,Midday 114.195 114.195 114.195 58pM Fe,Midnight 29.651157142857144 0.0 40.5929 233pM Fe,Midnight 35.72676666666667 33.1307 37.5581 1160pM Fe,Midday 89.94644285714286 84.8444 93.7411 1160pM Fe,Midnight 28.541908333333332 19.6417 33.8784 High carbon,Dark 32.529602 1.56142 71.3728 High carbon,Light 33.065863846153846 8.11973 76.5567 Low carbon,Dark 40.8219 40.8219 40.8219 Phloroglucinol 14.347933333333334 10.5883 19.8002 Silicon starvation,12h 42.0397 42.0397 42.0397