Title Authors Year
The nutritional status of Picea abies (L.) Karst. across Europe, and implications for "forest decline".

Cape, J.N…

1990
Air pollution and tree-dwelling aphids. Population Dynamics of Forest Insects

McNeill, S…

1990
Growth Dynamics of Wheat (Triticum aestivum L.) Exposed to Sulfur Dioxide Pollution.

Lorenzini,…

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

Näsholm, T…

1990
Effects of N-emissions on nutrient status and vitality of Pinus sylvestris near a hen house.

…

1989
Global Emissions of Nitrogen and Sulfur-Oxides from 1860 to 1980

Dignon, J…

1989
Hematological Parameters in Fish Channa punctatus Under the Stress of Manganese

Garg, V. K…

1989
Effects of ammonia emission on epiphytic lichen vegetation

DeBakker, A…

1989
Forest decline and Air Pollution

Schulze, E.…

1989
Environmental Health Criteria 85 Lead- Environmental Aspects

WHO,

 		1989