Title Authors Year
Observations on the changes in nitrate concentrations in seven upland moorland catchments in north eastern Scotland

Black, K.E…

1993
The Deposition of Atmospheric Ammonia and Its Effects on Plants

Pearson, J…

1993
Zinc Phytotoxicity

Chaney, R.…

1993
Direct damage to vegetation caused by acid rain and polluted cloud: definition of critical levels for forest trees.

Cape, J.N…

1993
Nitrogen eutrophication and critical load for nitrogen based upon changes in flora and fauna in (semi)-natural terrestrial ecosystems

Bobbink, R…

1993
Air Pollution and Tree Health in the United Kingdom

DOE, .

 		1993
Stratospheric Aerosol Optical Depths, 1850-1990.

Sato, M. ;…

1993
Terrestrial SSSIs at risk from acidification in Scotland

Ross, A.…

1993
The influence of nitrogen fertilization on ectomycorrhizas and their fungal corpophores in young stands of Pinus sylvestris

…

1993
Critical Loads: Concepts and Applications

Harriman, R…

1993