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Throughfall and canopy interactions in five different tree species in Denmark
2002
Hansen, K. | Bastrup-Birk, A. | Hovmand, M.F. (Danish Forest and Landscape Research Institute, Hoersholm (Denmark))
Acidification of forest soils is dependent on the tree species for several reasons. One reason is that the deposition to deciduous tree species normally is considered lower than to coniferous tree species. This study therefore considers the differences in deposition to different tree species in Denmark. Canopy throughfall and precipitation were collected during the period 1986 to 1999 at three trial species experimental sites in Denmark. At each site the species Norway spruce, sitka spruce, Douglas fir, beech and oak were studied. The paper presents and discusses the differences in canopy exchange processes and dry deposition in different tree species and at different locations
Показать больше [+] Меньше [-]Forms - an integrated forest monitoring system in Denmark
2002
Bastrup-Birk, A. | Johannsen, V.K. (Centre of Forest, Landscape and Planning, Hoersholm (Denmark))
A FORest Monitoring System (FORMS) has been implemented in Denmark in order to gain and deliver knowledge and information for operational and strategic decisions concerning nature and environment. FORMS integrate four national monitoring programmes. Forest condition monitoring is performed on 52 permanent plots distributed on a 16 x 16 km grid. FORMS gives a systematic and representative assessment of the resources in and development of the forests in Denmark, includes the monitoring of important processes in the forest ecosystem and follows the use of forest for recreational purposes
Показать больше [+] Меньше [-]Xenobiotic organic compounds in wastewater: a matter of concern?
2002
Eriksson, E. | Baun, A. | Henze, M. | Ledin, A. (Danmarks Tekniske Univ., Lyngby (Denmark))
Diffusive transport and evaporation to the atmosphere from a NAPL source in the vadose zone
2002
Holtegaard, L.E. | Bjerre, T. | Christophersen, M. | Kjeldsen, P. (Danmarks Tekniske Univ., Lyngby (Denmark))