Title Authors Year
Protocol to abate acidification, eutrophication and ground-level ozone.

UNECE, .…

1999
Inventory of information sources on chemicals Persistent Organic Pollutants

UNEP,

 		1999
Cronartium flaccidum fruitbody production on Melampyrum spp and some important alternate hosts to pine.

Kaitera, J…

1999
Ellenberg's indicator values for British plants: ECOFACT volume 2 technical annex.

Hill, M.O…

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

Flückiger,…

1999
The fate of mineral nitrogen in a fen with Sphagnum fallax Klinggr. and Carex rostrata Stokes (Massif-central, France)

Francez, A.…

1999
Environmental effects of manganese and proposed freshwater guidelines to protect aquatic life in British Columbia

Reimer, P.…

1999
The Kyoto Protocol: A guide and assessment

Grubb, M.;…

1999
Undergrowth as a biomonitor for deposition of N and acidity in pine forest.

Van Dobben…

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

Kroeze, C…

1999