... Biodegradation; Dissolved organic matter; DOC1. Introduction In the past 10 years, much progress has been made in the understanding of dissolved organic matter (DOM) functions and dynamics in soils. ... evolution of the bio-degradability of natural organic matter during ozonation. Water Res. 32, 1743 – 1752.Zsolnay, A., 1996. Dissolved humus in soil waters. In: Piccolo, A. (Ed.), Humic Substances in ... in the preservation of organic matter in soils. Org. Geochem. 31, 711 – 725.Kaiser, K., Guggenberger, G., Zech, W., 2001a. Organically bound nutrients in dissolved organic matter fractionsin...