Trajectories of change: riparian vegetation and soil conditions following livestock removal and replanting.

作者: B. BURGER , P. REICH , T. R. CAVAGNARO

DOI: 10.1111/J.1442-9993.2010.02112.X

关键词:

摘要: Riparian zones provide critically important ecological functions, including the interception of nutrients and sediments before they enter waterways. Consequently, riparian zones, vegetation support, are often considered as an ‘final buffer’ between waterways adjacent land. In agricultural ecosystems, therefore increasingly recognized component strategies aimed at minimizing flow into Accordingly, afforded protection targeted for restoration. Here we present results a study in which to identify patterns change soil properties under different management regimes, tributary streams one south-eastern Australia's main regions. We compared riparia that were heavily impacted by activities, remnant condition or had undergone some restoration activities thus transitional state. There was increase plant cover C concentration through sites, with sites intermediate, suggesting improvements conditions becoming evident following activities. our assessment physicochemical investigated relationships properties, taking account influence land use on these relationships. Importantly, concentrations NO3- available P surface soils more less influenced depending upon condition. This will, turn, have consequences nutrient inputs streams. emphasizes need be managed within their wider landscape context. Furthermore, this will inform efforts seeking minimize impacts waterways, conservation and/or ecosystems.

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