condition mean min max 12pM Fe,Midday 109.092 109.092 109.092 12pM Fe,Midnight 41.108450000000005 34.1441 48.0728 58pM Fe,Midday 81.8051 81.8051 81.8051 58pM Fe,Midnight 27.657185714285713 0.0 40.2499 233pM Fe,Midnight 3.1010166666666668 1.1462 5.85382 1160pM Fe,Midday 32.95174285714286 25.5176 38.3543 1160pM Fe,Midnight 7.301731666666667 0.0 18.5253 High carbon,Dark 27.320975333333333 3.02374 59.8067 High carbon,Light 28.90336923076923 5.28173 69.504 Low carbon,Dark 33.0506 33.0506 33.0506 Phloroglucinol 11.964823333333333 9.26917 14.0279 Silicon starvation,12h 59.9661 59.9661 59.9661