Title Authors Year
Global amphibian declines: A problem in applied ecology

Alford, R.A…

1999
Effect of vanadium on the growth of soybean seedlings

Wang, J ;…

1999
Ranking of epiphytic lichen sensitivity to air pollution using survey data: A comparison of indicator scales

Van Dobben…

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

Flückiger,…

1999
Atmospheric deposition of acidifying and eutrophicating substances in dune slacks.

Sival, F.P…

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

Freitas, M…

1999
Boron, zinc iron and managanese content in four grassland species

Adarve, M.…

1998
Relationships between atmospheric nitrogen inputs and the vertical nitrogen and phosphorus concentration gradients in the lichen Cladonia portentosa

Hyvdrinen,…

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

Kroeze, C…

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

Emmett, B.A…

1998