Creatinine. Beneficial organic constituent of soils, creatinine: Introduction, Importance of beneficial soil constituents, [by] Oswald Schreiner; 1, Isolation of creatinine from soils, [by] Edmund C. Shorey; 2, Origin of creatinine in soils, [by] M. X. Sullivan; 3, Effects of creatinine on growth and absorption, [by] J. J. Skinner.

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