Title Authors Year
Phosphorus and nitrogen limitation of phytoplankton growth in the freshwaters of North America: a review and critique of experimental enrichments

Elser, J.J…

1990
Large Lakes: ecological structure and function

Kilham, S.S…

1990
On the use of mosses (Hylocomium splendens and Pleurozium schreberi) for estimating atmospheric trace metal deposition

Ross, H.B…

1990
Seasonal changes in amino acids, protein and total nitrogen in needles of fertilised Scots pine trees

Näsholm, T…

1990
Water and the Environment. Circular 7/89

Department…

1989
Effects of N-emissions on nutrient status and vitality of Pinus sylvestris near a hen house.

…

1989
Environmental Health Criteria 85 Lead- Environmental Aspects

WHO,

 		1989
Deposition of atmospheric pollutants on forests

Fowler, D…

1989
Unifying nutrient-chlorophyll relationships in lakes.

Prairie, Y.…

1989
Effects of cadmium and PCBs on reproduction of the sea star Asterias rubens: aberrations in the early development

Besten, P.…

1989