Skógræktarritið - 15.10.2010, Page 51

Skógræktarritið - 15.10.2010, Page 51
SKÓGRÆKTARRITIÐ 201050 ging on macroinvertebrate production in a sand-bot- tomed, low gradient stream. Freshwater Biology. 46: bls. 821-833. 6. Benfield, E.F., J.R. Webster, S.W. Golladay, G.T. Peters og B.M. Stout. 1991. Effects of forest disturbance on leaf breakdown in southern Appalachian streams. Verh. Int. Ver. Theor. Angew. Limnol. 24: bls. 1687–1690. 7. Birna Sigrún Hallsdóttir, Kristín Harðardóttir, Jón Guð- mundsson, Arnór Snorrason og Jóhann Þórsson. 2010. Emissions of greenhouse gases in Iceland from 1990 to 2008. National Inventory Report 2010. M. UST- 2010:05. Umhverfisstofnun: Reykjavík. 234 bls. 8. IMG Gallup. 2004. Skógrækt ríkisins Mógilsá – Skóg- ræktar könnun. 9. IMG Gallup. 2004. Landgræðsla ríkisins – Ímynd Land- græðslu ríkisins. 10. Gísli Már Gíslason. Hvernig hafa Íslendingar um- gengist vötn og vatnasvið? Áhrif 11 hundruð ára búsetu. Rit Fræðaþings landbúnaðarins 2006, 2006: bls. 76. 11. Irons, J.G., M.W. Oswald, R.J. Stout og C.M. Pringle. 1994. Latitudinal patterns in leaf litter breakdown: is temperature really important? Freshwater Biology. 32(2): bls. 401–411. 12. Olafur Arnalds. 2004. Volcanic soils of Iceland. Cat- ena. 56: bls. 3–20. 13. Haukur Jóhannesson og Kristján Sæmundsson. 1998. Jarðfræðikort af Íslandi. Berggrunnur. 1:500 000. Nátt- úrufræðistofnun Íslands. Reykjavík. 14. Ólafur Arnalds og Hlynur Óskarsson. 2009. Íslenskt jarðvegskort. Náttúrufræðingurinn. 78(3-4): bls. 107– 121. 15. Veðurstofa Íslands. 2009. http://www.vedur.is/vedur/ vedurfar/medaltalstoflur. [sótt 2009 20. nóvember]. 16. Helena Marta Stefánsdóttir. 2010. Transport and de- composition of allochthonous litter in Icelandic head- water streams: Effects of forest cover. MS ritgerð við Um hverfis deild, Skógfræðibraut, Landbúnaðarháskóli Íslands: Hvanneyri. 106 bls. 17. Vannote, R.L., G.W. Minshall, K.W. Cummins, J.R. Sedell og C.E. Cushing. 1980. The River Continuum Concept. Canadian Journal of Fisheries and Aquatic Sci- ences. 37(1): bls. 130–137. 18. Abelho, M. 2001. From Litterfall to Breakdown in Streams: A Review. The Scientific World, 2001. 1: bls. 656–680. 19. Hákon Aðalsteinsson og Gísli Már Gíslason. 1998. Áhrif landrænna þátta á líf í straumvötnum. Náttúru- fræðingurinn. 68(2): bls. 97–112. 20. Medelyte, G. 2010. Influences of forests on inverte- brate communities in Icelandic streams, in Biology de- partment. University of Iceland: Reykjavík. 21. Collen, P., E.J. Keay, og B.R.S. Morrison. 2004. Pro- cessing of pine (Pinus sylvestris) and birch (Betula pubes- cens) leaf material in a small river system in the northern Cairngorms, Scotland. Hydrology and Earth System Sci- ences. 8(3): bls. 567–577.

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