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Finn Helles
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Multiple use of forests and other natural resources
Finn Helles · Springer
256 sayfa · 1899
Multiple use / Forest management / Congresses / Natural resources / Forests and forestry
Recent accomplishments in applied forest economics research
Finn Helles · Kluwer Academic Publishers
252 sayfa · 2003
Forest products industry / Congresses / Forests and forestry / Forests and forestry, economic aspects / Forest products
Multiple Use of Forests and Other Natural Resources
Finn Helles, Per Holten-Andersen, Lars Wichmann · Springer
268 sayfa · 2001
Forests and forestry / Forest ecology
Afforestation experience in the Nordic countries
Finn Helles · Nordic Council of Ministers
159 sayfa · 1996
Afforestation / Forests and forestry, europe
Notater til forelæninger i skovbrugspolitik og-statistik, forårssemestret 1973
Finn Helles · Den kgl. Veterinær- og landbohøjskole, Skovbrugsinstituttet
109 sayfa · 1973
Economic aspects / Economic aspects of Forests and forestry / Forest policy / Forests and forestry / Societies