Genetic Effects of Air Pollutants in Forest Tree Populations

1: Methods of sampling and genetic analysis.- The attribution of phenotypic variation to genetic or environmental variation in ecological studies.- Isoenzymes, indicators of environmental impacts on plants or environmentally stable gene markers?.- 2: Variation in response to pollutants.- Variation in and natural selection for air pollution tolerances in trees.- Structure and first results of a research program on ecological genetics of air pollution effects in Norway spruce.- Response of Picea abies (L.) Karst. provenances to aluminum in hydroponics.- Variation in needle wax degradation in two silver fir provenances differentiated by tolerance to air pollution.- Natural variation in sensitivity of reproductive processes in some boreal forest trees to acidity.- Effects of air pollutants on reproductive processes of poplar (Populus spp.) and Scots pine (Pinus sylvestris L.).- 3: Selection effects of pollutants.- Genetic studies in populations of Silene cucubalus occurring on various polluted and unpolluted areas.- Studies of Scots pine populations in polluted and clean areas.- Genetic implications of environmental stress in adult forest stands of Fagus sylvatica L..- Selection effects of air pollution in Norway spruce (Picea abies) populations.- 4: Preservation of genetic resources.- The importance of genetic multiplicity for tolerance of atmospheric pollution.- Gene resources and gene conservation in forest trees: General concepts.- Measures for the conservation of forest gene resources in the Federal Republic of Germany.- Implications of genetic effects of air pollution on forest ecosystems - Knowledge gaps -.