Skógræktarritið - 15.05.2001, Side 152

Skógræktarritið - 15.05.2001, Side 152
References ANDREWARTHA, H. G, and BIRCH, L. C. 1954. The distribution and abundance of animals. University of Chicago Press, Chicago. ARADOTTIR, A. L. and Arnalds, O. 2000. Ecosystem degradation and restoration of birch woodlands in lceland. In: F. E. Wielgolaski (ed.). Nordic Mountain Birch Ecosys- tems. Man and the Biosphere Series. UNESCO, Paris. In press. BROWN, J. H. and KODRIC-BROWN, A. 1977. Turnover rates in insular biogeography: effect of immigra- tion on extinction. Ecology 58: 445- 49. BRYN, A. and DAUGSTAD, K. 2000. Summer farming in the subalpine birch forest. ln: FORD, E. D. 2000. Scientific Method for Ecological Research. Cambridge University Press, Cambridge. HELLE, T. 2000. Mountain birch fo- rests and reindeer husbandry. In: F. E. Wielgolaski (ed ). Nordic Mountain Birch Ecosystems. Man and the Biosphere Series. UNESCO, Paris. In press. MCGLADE, J. (ed.J. 1999. Advanced Ecological Theory. Principles and applications. Blackwell Science, Oxford. NEUVONEN, S„ NIEMELÁ, P. and VIRTANEN, T. 1999. Climatic change and insect outbreaks in boreai forests: the role of winter temperatures. Ecological Bulletins 47: 63-67. NEUVONEN, S. P„ RUOHOMÁKI, K„ BYLUND, H. and KAITANIEMI, P. 2000. Insect herbivores and her- bivory effects on mountain birch dynamics. In: F. E. Wielgolaski (ed.|. Nordic Mountain Birch Ecosystems. Man and the Bio- sphere Series. UNESCO, Paris. In press. SKRE, O. 2000. Climate change im- pacts on mountain birch ecosys- tems. In: F. E. Wielgolaski (ed.|. Nordic Mountain Birch Ecosys- tems. Man and the Biosphere Series. UNESCO, Paris. In press. TENOW, O. and BYLUND, H. 1989. A survey of winter cold in the mountain birch / Epirrita aulomnata system. Memoranda Soc. Fauna Flora Fennica 65: 67-72. TENOW, O., BYLUND, H. and HOLM- GREN, B. 2000. Impacts of out- breaks of two geometrid insects on mountain birch forests in the past and the future. In: F. E. WIELGOLASKl (ed.). Nordic Mountain Birch Ecosystems. Man and the Biosphere Series. UNESCO, Paris. In press. VIRTANEN, T„ NEUVONEN, S. and NIKULA, A. 1998. Modeliing topo- climatic patterns of egg mortality of Epirrita automnata (Lepidoptera: geometridae) with a Geographical Information System: predictions for current climate and warmer cli- mate scenarios. |. Appl. Ecol. 35: 31 1-322. VÁRE, H. 2000. Floristics of mountain birch woodlands. In: F. E. Wielgolaski (ed.). Nordic Mountain Birch Ecosystems. Man and the Biosphere Series. UNESCO, Paris. In press. WIELGOLASKI, F. E. 2000. (ed ). Nordic Mountain Birch Ecosys- tems. Man and the Biosphere Series. UNESCO, Paris. In press. GÆÐAMOLD í GARÐINN Grjóthreinsuö mold, blönduö áburöi, skeljakalki og sandi. Þú sækir eöa viö sendum. Afgreiðsla á gömlu sorphaugunum í Gufunesi. GÆÐAMOLD MOLDARBLANDAN - GÆÐAMOLD HF. Pöntunarsími 567 4988 Pöntunarsími 567 4988 Hefur þú kynnt þér Giröir? Einstakur vírlásinn og endurunnið plastiö gerir Girði varanlega lausn fyrir rafgiröingar. Girðir er fáanlegur í eftirfarandi útfærslum: G1 Meö Jómkjama sem hentar föstum og grýttum jarövegi. G2 Er allur úr ptostl og hentar í mýkrl jaröveg. G3 Rengto milli staura. GH Hom-/ aflstour. Vírlásinn er einfoldur, traustur og einstoklega þœgllegur í notkun. G1 G2 Vistvæn afuró - islenskt hugvit Flúöaplast ehf. Sími: 486 6748 - Fax: 486 6594
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