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AGRIS - Système international des sciences et technologies agricoles

[ Publié dans: Pollution ]
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1986

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Résultats 81-90 de 219

Acute and sub-chronic toxicity of lead to the early life stages of smallmouth bass (Micropterus dolomieui)

1986

Coughlan, D.J. (Cornell Univ., Ithaca, NY (USA). Dept. of Natural Resources) | Gloss, S.P. | Kubota, J.

plomo bar sea bass lead plomb lubina toxicidad/ contaminacion del agua toxicite/ pollution de l'eau toxicity/ water pollution
Wageningen University & Research - Netherlands
Eddy correlation measurements of dry deposition fluxes using a tunable diode laser absorption spectrometer gas monitor

1986

Edwards, G.C. (Ontario Hydro Research Div., Toronto, Ont. (Canada)) | Ogram, G.L.

dioxyde d'azote air pollution nitrogen dioxide dioxyde de soufre/ mesure dioxido de azufre/ medicion dioxido de nitrogeno sulphur dioxide/ measurement contaminacion del aire pollution atmospherique
Wageningen University & Research - Netherlands
Soil acidity and its relationship to root growth in declining forest stands in Germany

1986

Matzner, E. (Goettingen Univ. (Germany, F.R.). Research Center Forest Ecosystems/Forest Decline) | Murach, D. | Fortmann, H.

sol acide german federal republic roots racine acid soils forest soils/ forests sol de foret/ foret republique federale d'allemagne suelo forestal/ bosques suelo acido raices ...
Wageningen University & Research - Netherlands
Gaardsjoen Project: lake acidification, chemistry in catchment runoff, lake liming and microcatchment manipulations

1986

Hultberg, H. (Swedish Environmental Research Inst., Goeteborg (Sweden)) | Grennfelt, P.

suecia ruissellement escorrentia sweden runoff acidification acidificacion suede agricultural lime/ lakes chaux agricole/ lac cal agricola/ lagos
Wageningen University & Research - Netherlands
Recent and historic red spruce mortality: evidence of climatic influence

1986

Johnson, A.H. (Pennsylvania Univ., Philadelphia (USA). Dept. of Landscape Architecture and Regional Planning) | Friedland, A.J. | Dushoff, J.G.

mortality usa mortalite climatic change mortalidad picea rubens/ air pollution cambio climatico picea rubens/ contaminacion del aire picea rubens/ pollution atmospherique variation du climat etats-unis ...
Wageningen University & Research - Netherlands
Growth decline in red spruce and balsam fir relative to natural processes

1986

Hornbeck, J.W. (Northeastern Forest Experiment Station USDA, Durham, NH (USA)) | Smith, R.B. | Federer, C.A.

picea rubens usa pluie acide pollution acid rain abies balsamea/ croissance contaminacion abies balsamea/ growth abies balsamea/ crecimiento lluvia acida etats-unis ...
Wageningen University & Research - Netherlands
The spatial and temporal variation of the sulphate to nitrate ratio in precipitation in eastern North America

1986

Summers, P.W. (Atmospheric Environment Service, Downsview, Ont. (Canada)) | Barrie, L.A.

precipitation sulfatos sulfate sulphates north america precipitacion atmosferica nitrates/ monitoring america del norte nitratos/ vigilancia amerique du nord nitrate/ surveillance
Wageningen University & Research - Netherlands
Trace elements distribution within the tree phytomass and forest floor of a tolerant hardwood stand, Algoma, Ontario

1986

Morrison, I.K. (Canadian Forestry Service, Sault Ste Marie, Ont. (Canada)) | Hogan, G.D.

biomasa acer saccharum biomass ontario biomasse betula/ oligoelement betula/ trace elements betula/ oligoelementos
Wageningen University & Research - Netherlands
Project Rain: changing acid deposition to whole catchments; the first year of treatment

1986

Wright, R.F. (Norwegian Inst. for Water Research, Oslo (Norway)) | Gjessing, E. | Christophersen, N. | Lotse, E. | Seip, H.M. | Semb, A. | Sletaune, B. | Storhaug, R. | Wedum, K.

suecia soil chemistry chimie du sol sweden contaminacion del aire/ escorrentia suede quimica del suelo pollution atmospherique/ ruissellement air pollution/ runoff
Wageningen University & Research - Netherlands
Atmospheric measurements on nitrogen dioxide with a sensitive luminol instrument

1986

Schiff, H.I. (Unisearch Associates Inc., Concord, Ont. (Canada)) | Mackay, G.I. | Castledine, C. | Harris, G.W. | Tran, Q.

ozone optical properties ozono air pollution measurement mesure dioxido de nitrogeno/ instrumentos propiedades opticas dioxyde d'azote/ instrument medicion propriete optique nitrogen dioxide/ instruments ...
Wageningen University & Research - Netherlands