condition mean min max 12pM Fe,Midday 300.059 300.059 300.059 12pM Fe,Midnight 309.9045 278.526 341.283 58pM Fe,Midday 245.606 245.606 245.606 58pM Fe,Midnight 226.507 173.937 266.501 233pM Fe,Midnight 182.90666666666667 179.848 186.906 1160pM Fe,Midday 200.95642857142857 167.926 230.737 1160pM Fe,Midnight 236.80980833333334 94.4319 326.441 High carbon,Dark 308.14594666666665 43.9632 537.386 High carbon,Light 270.33244615384615 58.2578 607.02 Low carbon,Dark 347.188 347.188 347.188 Phloroglucinol 341.98833333333334 314.474 360.339 Silicon starvation,12h 215.512 215.512 215.512