@inproceedings{3e9f39e0a1c311ddb6ae000ea68e967b,
title = "What have we learnt from 20 years of forest health monitoring in Denmark?",
author = "Thomsen, {Iben Margrete} and Karin Hansen",
year = "2007",
language = "English",
isbn = "3-7939-5142-1",
series = "Schriften aus der Forstlichen Fakult{\"a}t der Universit{\"a}t G{\"o}ttingen und der Nordwestdeutschen Forstlichen Versuchsanstalt",
publisher = "<Forlag uden navn>",
pages = "42--45",
editor = "Johannes Eichhorn",
booktitle = "Ikke angivet",
note = "Forests in Changing Environment - Results of 20 years ICP Forests Monotoring ; Conference date: 25-10-2006 Through 28-10-2006",
}