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Enzymatic biofilm digestion in soil aggregates facilitates the release of particulate organic matter by sonication

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Figure 1. Proposed model of aggregate structure including biofilms in a soil aggregate: sand and silt (both grey) and organic  parti-cles (black) stick together by physico-chemical interactions and are bridged by EPS (striped), which additionally stabilize
Table 1. Concentrations and molar masses of biofilm stabilizing macromolecules (polysaccharides – PS, eDNA, lipids and proteins) in different environments.
Table 3. Specific scenario parameters of the variants E0, E1, E2, E3 and E4.
Figure 2. Relative POC release of treatments (E0, E1, E2, E3, E4) at different energy levels (0, 50, 100, 150 J mL −1 , sediment),  illus-trated by Tukey test characters (a, ab, b)
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