Zone de Texte: Robinia pseudoacacia: nitrogen enrichment of nutrient poor soils Zone de Texte: Indirect effects or secondary consequences include: indirect effects on plant communities (species richness, biodiversity) significant effects on designated environmentally sensitive areas significant change in ecological processes and ecosystems (including further effects on plant species) Zone de Texte: Consequences of establishment and spread Zone de Texte: G. Schrader Federal Biological Research Centre for Agriculture and Forestry Zone de Texte: May 2005 Department for Plant Health

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