共 3 条
[2]
Canopy processing of acidic precipitation by coniferous and hardwood forests in New England[J] . C. S. Cronan,W. A. Reiners.Oecologia . 1983 (2)
[3]
Effeets of acid preeipitation on coniferous forest .2 Abrahamsen.G. et al. empaet of acid precipitation on forest and freshwater ecosystems in Norway . 1976