Title Authors Year
Phytoaccumulation of trace elements by wetland plants II Water hyacinth

Zhu, Y. L…

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
Ozone stimulates protonematal growth and gametophore production in Polytrichum commune

Petersen, R…

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

Tyburk, K…

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

Hill, M.O…

1999
Effect of vanadium on the growth of soybean seedlings

Wang, J ;…

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

Reimer, P.…

1999
Response of three arbuscular mycorrhizal fungi to simulated acid rain and aluminium stress

Vosatka, M…

1999
Ozone threshold doses and exposure response relationships for the development of ozone injury symptoms in wild plant species.

Bergmann, E…

1999