condition mean min max 12pM Fe,Midday 59.3633 59.3633 59.3633 12pM Fe,Midnight 39.202749999999995 35.2078 43.1977 58pM Fe,Midday 45.8889 45.8889 45.8889 58pM Fe,Midnight 24.787785714285715 19.6556 33.3379 233pM Fe,Midnight 33.99946666666667 32.7297 35.6281 1160pM Fe,Midday 38.42382857142857 33.4606 44.9756 1160pM Fe,Midnight 18.973316666666665 10.9038 27.8441 High carbon,Dark 30.053253333333334 14.8465 49.5109 High carbon,Light 32.402846153846156 5.85227 75.255 Low carbon,Dark 25.4492 25.4492 25.4492 Phloroglucinol 57.825199999999995 42.096 75.9049 Silicon starvation,12h 37.3509 37.3509 37.3509