Zone de Texte: Nursery surveys: Start July 2001 2x per year in 2001/02 4x per year since 2003 Zone de Texte: Garden and Parkland surveys: 50 sites in 2003 80 sites in 2004 Zone de Texte: Woodland survey: 526 sites in 2004 (Forestry Commission) Zone de Texte: SASA ??Crown Copyright

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