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  1. 1

    Biologic markers of air-pollution stress and damage in forests

    Gepubliceerd in 1989
    An electronic book accessible through the World Wide Web; click to view
    Elektronisch E-boek
  2. 2

    Air pollution impacts on crops and forests a global assessment /

    Gepubliceerd in 2003
    An electronic book accessible through the World Wide Web; click to view
    Elektronisch E-boek