condition mean min max 12pM Fe,Midday 48.7946 48.7946 48.7946 12pM Fe,Midnight 40.578050000000005 37.9712 43.1849 58pM Fe,Midday 40.4093 40.4093 40.4093 58pM Fe,Midnight 47.20952857142857 26.1691 158.772 233pM Fe,Midnight 24.71463333333333 23.0491 26.6328 1160pM Fe,Midday 26.648642857142857 22.4339 33.3239 1160pM Fe,Midnight 18.94236666666667 16.3502 20.9207 High carbon,Dark 17.42495866666667 6.87823 35.5441 High carbon,Light 13.647377692307693 6.04758 30.4804 Low carbon,Dark 16.6925 16.6925 16.6925 Phloroglucinol 25.595266666666664 14.4134 34.8413 Silicon starvation,12h 19.7578 19.7578 19.7578