1. Effects of acid precipitation on soil and forest: methods of field experiments;Abrahamsen,1980
2. Verifying the effect of acid precipitation on forest soil leachates: a comparison between published records and model predictions;Arp;Ecol. Modelling,1983
3. The nature and properties of soils;Brady,1974
4. The impact of acid precipitation on forest canopies and soils in the northeastern U.S.;Cronan,1980
5. International symposium on acid precipitation and the forest ecosystems,1976