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1992

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Reauthorization of the Federal Water Pollution Control Act

1992

wetlands united states wetland conservation government policy law and legislation
National Agricultural Library - United States of America
Vegetative practices guide for nonpoint source pollution management

1992

virginia prevention nonpoint source pollution water quality management landscape architecture in water conservation
National Agricultural Library - United States of America
[Registration of biotopes sensitive to air pollution in the Federal Republic of Germany and in the bordering ECE-countries. Mapping of critical loads of depositions in the Federal Republic of Germany]

1992

Hartl, P. (Stuttgart Univ. (Germany). Inst. fuer Navigation) | Koeble, R. | Smiatek, G.

european communities germany waldboden allemagne cartografia ecosystems communautes europeennes (430) saure depositionen edv-einsatz luftverunreinigungen dk 681.3 ...
ZB MED Nutrition. Environment. Agriculture - Germany
The Response of western forests to air pollution

1992

Olson, Richard K. | Binkley, Dan | Böhm, M (Margi) | Arbaugh, Michael J.

trees trees pollution usa conifers growth wounds and injuries western united states west united states effect of air pollution on weststaaten west (u.s.) ...
National Agricultural Library - United States of America
Animal biomarkers as pollution indicators

1992

Peakall, David B.

toxicity environmental monitoring pollution animals wild environmental pollutants biomarkers pesticides (general) environmental toxicology
National Agricultural Library - United States of America
Project ARINUS: 6. Nitrogen turnover and effects of the experimental treatment

1992

Feger, K.H. (Freiburg Univ. (Germany). Inst. fuer Bodenkunde und Waldernaehrungslehre) | Brahmer, G. | Zoettl, H.W.

sulfato de amonio aluminio nitrogen picea abies sulfate d'ammonium ammonium sulphate fichtenoekosysteme no3-auswaschung n-saettigung nitrogeno n-hunger (nh4)2so4 ...
ZB MED Nutrition. Environment. Agriculture - Germany
Ecophysiological measurements on pollutant stressed trees -OTC Edelmannshof

1992

Schweizer, B. (Hohenheim Univ. (Germany). Inst. fuer Landeskultur und Pflanzenoekologie) | Arndt, U.

picea abies chlorophylls clorofilas ozono photosynthesis chlorophylle 161.32 fichten open-top-chambers ausschlussversuche bodentrockenheit elektronentransportraten ...
ZB MED Nutrition. Environment. Agriculture - Germany
Air pollution control in Switzerland. Actual problems, expectations and demands on research

1992

Boehlen, B. (Bundesamt fuer Umwelt, Wald und Landschaft (BUWAL), Berne (Switzerland)) | Leutert, G.

suisse research umweltwirtschaft recherche umweltschutz umweltpolitik 945.4 (494) proteccion ambiental biochemische prozesse umweltdynamik lufthygienische situation ...
ZB MED Nutrition. Environment. Agriculture - Germany
Experiment with exclusion of gaseous pollutants on spruce trees at Edelmannshof

1992

Evers, F.H. (Forstliche Versuchs- und Forschungsanstalt Baden-Wuerttemberg, Freiburg (Germany)) | Hoyer, V. | Schnepf, M. | Seufert, G.

ozon sulphur dioxide picea abies fe fumigation ozono kronentraufe fumigacion dioxido de azufre schadstoffe fichten ka ...
ZB MED Nutrition. Environment. Agriculture - Germany
Statistical analysis of the physiological and biochemical data from the PEF-research groups - first explorative data analysis

1992

Bourgeois, P. (Dortmund Univ. (Germany). Fachbereich Statistik) | Meier, A. | Silles, M. | Schaetzle, H. | Urfer, W.

documentation germany datenbank statistical analysis allemagne alemania korrelationsanalyse recoleccion de datos (430) signifikanztest analisis estadistico edv-einsatz ...
ZB MED Nutrition. Environment. Agriculture - Germany