Title Authors Year
The influence of nitrogen fertilization on the carbon economy of Paxillus involutus in ectomycorrhizal association with Betula pendula

Ek, H.

 		1997
The significance of nitrogen runoff for eutrophication of freshwater and marine recipients

Hessen, D.O…

1997
Ultrastructural changes and electrolyte leakage from ozone fumigated epiphytic lichens.

Tarhanen, S…

1997
Acid Deposition in the United Kingdom 1992-1994

…

1997
Depositional time trends and remobilization of PCBs in lake sediments

Gevao, B.;…

1997
Soil acidification: a provisional model for New Zealand pastoral systems.

de Klein, C…

1997
Fluorinated organics in the biosphere

Key, B.D.;…

1997
Canadian water quality guidelines for chromium

Pawlisz, A…

1997
Effects of atmospheric nitrogen compounds (particularly nitrogen oxides) on plants.

WHO,

 		1997
Emission, concentration and deposition of acidifying substances.

Erisman, J.…

1997