1. Decomposition of root litter and some factors regulating the process: long-term root litter decomposition in a Scots pine forest;Berg;Soil Biology & Biochemistry,1984
2. Decomposition rate and chemical changes of Scots pine needle litter. II. Influence of chemical composition;Berg;Ecological Bulletins (Stockholm),1980
3. Leaching, accumulation and release of nitrogen in decomposing forest litter;Berg;Ecological Bulletins (Stockholm),1981
4. Changes in organic-chemical components during decomposition. Long-term decomposition in a Scots pine forest I;Berg;Canadian Journal of Botany,1982
5. Changes in organic-chemical components and ingrowth of fungal mycelium in decomposing birch leaf litter as compared to pine needles;Berg;Pedobiologia,1984