Title Authors Year
Assessment programme to fulfil the commitments of the Nuclear Safety Commission - Proceedings of the Second International Symposium on Ionising Radiation and the Environment

P.M.,…

1999
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization

Lavado, R.…

1999
Inventory of information sources on chemicals Persistent Organic Pollutants

UNEP,

 		1999
Protocol to abate acidification, eutrophication and ground-level ozone.

UNECE, .…

1999
Tolerance of tropical common bean genotypes to manganese toxicity: performance under different growing conditions

González, A…

1999
Effect of vanadium on the growth of soybean seedlings

Wang, J ;…

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

Sival, F.P…

1999
Leaf injury characteristics of grassland species exposed to ozone in relation to soil moisture condition and vapour pressure deficit.

Bungener, P…

1999
Nitrogen deposition makes a minor contribution to carbon sequestration in temperate forests.

Nadelhoffer…

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

Freitas, M…

1999