Title Authors Year
Concentration and distribution of extractable elements in a soil affected by tillage systems and fertilization

Lavado, R.…

1999
Phytoaccumulation of trace elements by wetland plants II Water hyacinth

Zhu, Y. L…

1999
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune

Petersen, R…

1999
Inventory of information sources on chemicals Persistent Organic Pollutants

UNEP,

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

Roura-Carol…

1999
Oak forest development as a result of historical land-use patterns and present N deposition

Tyburk, K…

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
Ozone threshold doses and exposure response relationships for the development of ozone injury symptoms in wild plant species.

Bergmann, E…

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

Flückiger,…

1999