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
Action for Scotland's Biodiversity

Usher, (Eds…

1999
Mapping of ammonia pollution with epiphytic lichens in the Netherlands

Van Herk, C…

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
Phytoaccumulation of trace elements by wetland plants II Water hyacinth

Zhu, Y. L…

1999
The influence of wooded shelterbelts on the deposition of copper, lead and zinc at Shakerley Mere, Cheshire, England

Heath, B. A…

1999
The effects of quantity and duration of simulated pollutant nitrogen deposition on root-surface phosphatase activities in Calcareous and acid grasslands: a bioassay approach

Johnson, D…

1999
Methane release from peat soils: effects of Sphagnum and Juncus.

Roura-Carol…

1999
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune

Petersen, R…

1999