21 – 2008 – contents

EDDA SIGURDÍS ODDSDÓTTIR, KRISTÍN SVAVARSDÓTTIR AND GUÐMUNDUR HALLDÓRSSON
The influence of land reclamation and afforestation on soil arthropods in Iceland – 3
HREINN ÓSKARSSON AND GUÐMUNDUR HALLDÓRSSON
Initial fertilization of Betula pubescens in Iceland did not affect ectomycorrhizal colonization but improved growth – 15

ERNA BJARNADOTTIR AND DADI MAR KRISTOFERSSON
The cost of the Icelandic transferable dairy quota system – 29

BJORN TRAUSTASON AND ARNOR SNORRASON
Spatial distribution of forests and woodlands in Iceland in accordance with the CORINE land cover classification – 39
BJARNI E. GUDLEIFSSON AND BRYNHILDUR BJARNADOTTIR
Springtail (Collembola) populations in hayfields and pastures in northern Iceland – 49

INGI RUNAR JONSSON, THOROLFUR ANTONSSON AND SIGURDUR GUDJONSSON
Relation between stock size and catch data of Atlantic salmon (Salmo salar) and Arctic charr (Salvelinus alpinus) – 61

ÞORBERGUR HJALTI JÓNSSON AND AÐALSTEINN SIGURGEIRSSON
Maritime tree limit of black cottonwood (Populus trichocarpa) exposed to salt-laden winter storms – 69