Leaf Litter Decomposition in Welsh Upland Rivers Under Organic Matter Addition

Environmental Information Data Centre data detail leaf litter decomposition rates from an experiment in eight Welsh upland rivers across moorland and conifer forest sites. The study, conducted from 2012 to 2013, examined responses to deciduous leaf additions versus control reaches, with sampling before and after additions.

Use Cases

• Model decomposition rate responses to deciduous leaf addition across moorland and conifer forest land-use types.
• Analyze temporal decomposition patterns using data from sampling periods in November 2012, January 2013, and March 2013.
• Compare experimental treatment effects between leaf addition reaches and control reaches within the eight sampling sites.

Strengths

• Experimental design includes controlled comparison between eight leaf addition reaches and eight control reaches.
• Data collection spans multiple time points (November 2012, January 2013, March 2013) to capture temporal dynamics.
• Covers two distinct Welsh upland river sites (Llyn Brianne and Plynlimon) with contrasting land-use.

Limitations

• Sample size is limited to eight specific river reaches, restricting broad geographic inference.
• Temporal coverage is confined to a short experimental period from late 2012 to early 2013.
• Specific column names and data granularity (e.g., individual measurements) are not detailed in the input.

Provenance

Source

Environmental Information Data Centre

Collection Method

Field experiment using onion bags placed in river reaches, with samples collected, processed, and sorted post-deployment.

Time Range

2012-2013

Freshness

null

Geography

Eight upland river reaches in Wales, specifically at Llyn Brianne and Plynlimon sites.