condition mean min max 12pM Fe,Midday 68.8851 68.8851 68.8851 12pM Fe,Midnight 64.17935 64.1428 64.2159 58pM Fe,Midday 66.9245 66.9245 66.9245 58pM Fe,Midnight 56.99467142857143 53.6002 61.1777 233pM Fe,Midnight 45.7505 45.4831 46.2601 1160pM Fe,Midday 47.43397142857143 45.3249 51.4136 1160pM Fe,Midnight 34.651225000000004 25.8497 48.8819 High carbon,Dark 44.9021 12.1719 67.0993 High carbon,Light 30.869276923076924 10.8819 44.1311 Low carbon,Dark 31.7656 31.7656 31.7656 Phloroglucinol 30.122933333333332 20.2549 46.8786 Silicon starvation,12h 40.6059 40.6059 40.6059