condition mean min max 12pM Fe,Midday 42.53 42.53 42.53 12pM Fe,Midnight 32.8696 31.8969 33.8423 58pM Fe,Midday 28.3669 28.3669 28.3669 58pM Fe,Midnight 30.467728571428573 24.9765 57.2683 233pM Fe,Midnight 25.92823333333333 24.6805 27.4391 1160pM Fe,Midday 30.052142857142854 28.0203 32.7347 1160pM Fe,Midnight 14.398891666666668 12.0497 16.3704 High carbon,Dark 22.012768666666666 5.47551 42.4406 High carbon,Light 18.60925307692308 5.45555 39.7564 Low carbon,Dark 19.6334 19.6334 19.6334 Phloroglucinol 23.335033333333335 15.748 27.8781 Silicon starvation,12h 29.2395 29.2395 29.2395