To What Extent Can Silviculture Enhance Sustainability of Forest Sites under the Immission Regime in Central Europe

作者: K. v. Wilpert , D. Zirlewagen , M. Kohler

DOI: 10.1023/A:1005275219108

关键词: NitrateAgroforestryEnvironmental scienceAgronomyNitrogen cycleSoil waterBeechSilviculturePicea abiesFagus sylvaticaAcid rain

摘要: Stand structure and tree species composition influence not only the volume flux of soil water but also concentration dissolved minerals in solution. We found much higher element fluxes under spruce than beech stands. This is mainly caused by different activities nitrate solution deposition rates nitrogen acids from atmosphere which were ±60% lower stands In old stands, acid output with seepage was more or less equal to input, whereas most buffered. The balance characterized a net uptake about 60% 75% input. 40% input incorporated. clear-cut, high mobilization rate first 5 years, resulting concentrations above threshold for drinking quality. cutting even single stand heavy mineralization nitrification at least 2 indicates that system near saturation.

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