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1990

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Resultados 231-240 de 329

An intensive 1-month investigation of trace metal deposition and throughfall at a mountain spruce forest

1990

Petty, W.H. (Environmental Sciences Div., Oak Ridge, TN (USA). Oak Ridge National Lab.) | Lindberg, S.E.

picea usa metales pesados heavy metals air pollution/ precipitation estados unidos de america etats unis polucion del aire/ precipitacion atmosferica metal lourd pollution atmospherique/ precipitation
Wageningen University & Research - Netherlands
The influence of acid precipitation and ozone on nitrogen nutrition of young loblolly pine

1990

Wright, L.M. (Auburn Univ., Auburn, AL (USA). School of Forestry) | Lockaby, B.G. | Meldahl, R. | Thornton, F. | Chappelka, A.H.

ozone chemical composition ozono pinus taeda tejidos vegetales pluie acide absorption de substances nutritives/ azote nutrient uptake/ nitrogen absorcion de substancias nutritivas/ nitrogeno lluvia acida tissu vegetal composicion quimica ...
Wageningen University & Research - Netherlands
Initial compensation of acidic deposition in forest ecosystems by different rock meals

1990

Schueler, G. (Forest Research Inst., Trippstadt (Germany, F.R.))

forests bosques acidification acidificacion foret
Wageningen University & Research - Netherlands
Scattered CaSO(4)-crystallites on needle surfaces after simulated acid rain as an indicator of nutrient leaching

1990

Huttunen, S. (Oulo Univ. (Finland). Dept. of Botany) | Turunen, M. | Reinikainen, J.

feuille calcium sulphate betula tortuosa leaves pinus sylvestris hojas acid rain/ simulation lluvia acida/ simulacion pluie acide/ simulation ...
Wageningen University & Research - Netherlands
Countermeasures to airborne hazardous chemicals.

1990

Holmes J.M. | Byers C.H.

lutte antipollution air pollution toxic substances substance toxique pollution control impacto ambiental control de la contaminacion impact sur l' environnement sustancias toxicas pollution atmospherique polucion del aire ...
Wolters Kluwer - United States of America
Contamination of ground water: prevention, assessment, restoration.

1990

Barcelona M.J.

water pollution gestion management groundwater eau souterraine aguas subterraneas polucion del agua pollution de l' eau
Wolters Kluwer - United States of America
Solid waste reduction, recycling, pollution prevention

1990

waste minimization united states refuse and refuse disposal recycling (waste etc.) pollution control industry
National Agricultural Library - United States of America
Environmental pollution and control

1990

Vesilind, P. Aarne | Peirce, J. Jeffrey | Weiner, Ruth F.

environmental engineering
National Agricultural Library - United States of America
[Effects of industrial air pollutants on a 10 year old stand of Norway spruce]

1990

Volna, M. (Vysoka Skola Zemedelska, Brno (CSFR). Lesnicka Fakulta) | Hauck, O.

contaminantes industriales racine hojas air pollution picea abies polluant industriel 181.341 (437) 114.521.5 polucion del aire nadelanalysen nadeln verluste ...
ZB MED Nutrition. Environment. Agriculture - Germany
[High moisture content of soils as important ecological factor on forest openings caused by air pollution effects]

1990

Herynek, J. (Vysoka Skola Zemedelska, Brno (CSFR). Lesnicka Fakulta)

water circulation pluie acide csfr acid rain marchitez del bosque circulation de l'eau saure depositionen pollution atmospherique (437) polucion del aire 114.122 immissionen ...
ZB MED Nutrition. Environment. Agriculture - Germany