Title Authors Year
Factors influencing nitrogen saturation in forest ecosystems: Advances in our understanding since the mid 1980s. in the impact of nitrogen deposition on natural and semi-natural ecosystems

Wilson, E.J…

1999
Ozone threshold doses and exposure response relationships for the development of ozone injury symptoms in wild plant species.

Bergmann, E…

1999
Nitrogen and its effects on growth, nutrient status and parasite attacks in beech and Norway Spruce

Flückiger,…

1999
Response of three arbuscular mycorrhizal fungi to simulated acid rain and aluminium stress

Vosatka, M…

1999
Chemistry of Atmospheres

Wayne, R.P…

1999
Distribution in Portugal of some pollutants in the lichen Parmelia sulcata

Freitas, M…

1999
Climate change impacts in Scotland

Office,…

1998
Environmental Health Criteria 200 Copper

WHO,

 		1998
Natural abundance of 15N in forests across a nitrogen deposition gradient

Emmett, B.A…

1998
The impact of land use on N2O emissions from watersheds draining into the Northeastern Atlantic Ocean and European Seas

Kroeze, C…

1998