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[ Published in: Pollution ]
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Publication Date
1998

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Results 191-200 of 347

Power-station contributions to local concentrations of NO2 at ground level

1998

Webb, A.H. | Hunter, G.C. (National Power PLC, Swindon (United Kingdom))

dispersion dioxyde d'azote nitrogen dioxide vigilancia monitoring energy generation generacion de energia polucion del aire conditions meteorologiques controle continu etat disperse condiciones atmosfericas ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrification-denitrification processes and technologies in new contexts

1998

Verstraete, W. | Philips, S. (Laboratory of Microbial Ecology, University of Gent, Coupure Links 653, B-9000 Gent (Belgium))

microbial flora forests azote nitrification biosensores nitrites sol de foret traitement des eaux usees oxido nitrico chaine alimentaire denitrificacion foret ...
Department for Environment, Food and Rural Affairs - United Kingdom
Spatial variation in annual nitrogen deposition in a rural region in Switzerland

1998

Eugster, W. | Perego, S. | Wanner, H. | Leuenberger, A. | Liechti, M. | Reinhardt, M. | Geissbuhler, P. | Gempeler, M. | Schenk, J. (University of Bern, Institute of Geography, Hallerstrasse 12, CH-3012 Bern (Switzerland))

switzerland suisse rural areas suiza azote air pollution ecosysteme polucion del aire nitrogeno pollution atmospherique ...
Department for Environment, Food and Rural Affairs - United Kingdom
Relative effectiveness of ethylenediurea, and constituent amounts of urea and phenylurea in ethylenediurea, in prevention of ozone injury to tobacco

1998

Godzik, B. | Manning, W.J. (Szafer Institute of Botany, Polish Academy of Sciences, Lubicz Street 46, 31-512 Krakow (Poland))

ozone nicotiana tabacum cultivars seedlings urea varieties ethylene diurea protectants ...
Department for Environment, Food and Rural Affairs - United Kingdom
Environmental impacts of different nitrogen inputs on dairy farms and implications for the Resource Management Act of New Zealand

1998

Ledgard, S.F. | Crush, J.R. | Penno, J.W. (AgResearch, Ruakura Research Centre, Private Bag 3123, Hamilton (New Zealand))

ganado bovino gestion des ressources azote impacto ambiental impact sur l'environnement vache lixiviacion aguas subterraneas paturages perte des les sols nitrogeno perdidas desde suelos ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrogen in Dutch freshwater lakes: trends and targets

1998

Molen, D.T. van der | Portielje, R. | Nobel, W.T. de | Boers, P.C.M. (Institute for Inland Water Management and Waste Water Treatment, Lelystad (Netherlands))

pollution de l'eau azote phosphorus cyanobacteria summer verano polucion del agua eutrofizacion qualite de l'eau ete fijacion del nitrogeno nitrogeno ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrogen removal in buffer strips along a lowland stream in the Netherlands: a pilot study

1998

Hefting, M.M. | Klein, J.J.M. de (Department of Water Quality Management and Aquatic Ecology, Wageningen Agricultural University, P.O. Box 8080, 6700 DD Wageningen (Netherlands))

farmland forests azote maize herbage grasslands medicion foret claire qualite de l'eau maiz denitrificacion aguas subterraneas ...
Department for Environment, Food and Rural Affairs - United Kingdom
Response of a zooplankton community to insecticide application in experimental ponds: a review and the implications of the effects of chemicals on the structure and functioning of freshwater communities

1998

Hanazato, T. (Suwa Hydrobiological Station, Shinshu University, 5-2-4 Kogandori, Suwa, Nagano 392-0027 (Japan))

invertebrados insecticide zooplancton ecologie animal aquatique ecology keratella invertebre mesocosms etang polyarthra community ecology ...
Department for Environment, Food and Rural Affairs - United Kingdom
Application of a conceptual catchment scale nitrate transport model on two rural river basins

1998

Herpe, Y. van | Troch, P.A. | Callewier, L. | Quinn, P.F. (Laboratory of Hydrology and Water Management, University of Gent, Gent (Belgium))

perfil del suelo drainage watersheds winter drenaje nitrate modelos de simulacion simulacion modele de simulation aguas subterraneas cuencas hidrograficas ...
Department for Environment, Food and Rural Affairs - United Kingdom
Feasibility of national nitrogen balances

1998

Slak, M.F. | Commagnac, L. | Lucas, S. (ENITA de Bordeaux, Laboratoire Sols et Paysages (France))

imports nitrogen fertilizers alimentos importation policies exportation politicas engrais azote union europeenne metabolismo del nitrogeno union europea polucion ...
Department for Environment, Food and Rural Affairs - United Kingdom