Уточнить поиск
Результаты 111-120 из 198
[Investigations on nutrition state of beech [Fagus sylvatica L.] and spruce [Picea abies Karst.] and nutrient content on fixed sample plots in Switzerland]
1987
Flueckiger, W. (Institut fuer Angewandte Pflanzenphysiologie, Schoenenbuch (Switzerland))
Air pollution and Canadian forest health
1987
Rennie, P.J.
[Study on the distribution and phenology of the marine angiosperm Posidonia oceanica]
1987
Panayotidis, P. | Catsiki, A.V. (Centre National des Recherches Marines, Athens (Greece))
[The effect of pollution on the benthic communities of the rocky substrata of the Port of Augusta (east Sicily)]
1987
Di Geronimo, S.I. (Catania Univ. (Italy). Ist. di Scienze della Terra)
Occurrence of tintinnids in two polluted areas of Alexandria coast
1987
Dorgham, M.M. (Qatar Univ., Doha (Qatar). Dept. of Marine Science)
[Effect of pollutants on Mediterranean littoral ecosystems]
1987
Vincente, N. (Faculte des Sciences et Techniques, Marseille (France). Lab. de Biologie Marine)
[Effects of pollutant gas compounds on overground plant organs of Norway spruce, silver fir, Scots pine and European beech]
1987
Arndt, U. | Guderian, R.
Biofuels, air pollution, and health
1987
Smith, Kirk R.
[Long term perspectives of increased nitrogen input in forest ecosystems: is eutrophication threatening?]
1987
Beese, F. (Goettingen Univ. (Germany, F.R.). Inst. fuer Bodenkunde und Waldernaehrung) | Matzner, E.
[Anthropogenic changes of forest ecosystems. History - present - future]
1987
Ulrich, B. (Goettingen Univ. (Germany, F.R.). Inst. fuer Waldernaehrung)