Title Authors Year
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
Action for Scotland's Biodiversity

Usher, (Eds…

1999
Do acid rain and calcium supply limit eggshell formation for blue tits (Parus caeruleus) in the UK?

Ramsay, S.L…

1999
Closing the global N2O budget: a retrospective analysis 1500 - 1994

Kroeze, C…

1999
Changes in distribution and abundance of submerged macrophytes in the Inner Bay at Long Point, Lake Erie: Implications for foraging waterfowl

Knapton, R.…

1999
Environmental Health Criteria 200 Copper

WHO,

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

Emmett, B.A…

1998
Effects of experimental acidification and liming on terrestrial invertebrates: implications for calcium availability to vertebrates

Ormerod, S.…

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

Hyvdrinen,…

1998