خيارات البحث
النتائج 121 - 130 من 347
Chiral pesticides as tracers of air-surface exchange
1998
Bidleman, T.F. | Jantunen, L.M. | Harner, T. | Wiberg, K. | Wideman, J.L. | Brice, K. | Su, K. | Falconer, R.L. | Aigner, E.J. | Leone, A.D. | Ridal, J.J. | Kerman, B. | Finizio, A. | Alegria, H. | Parkhurst, W.J. | Szeto, S.Y. (Atmospheric Environment Service, 4905 Dufferin St, Downsview, Ontario, M3H 5T4 (Canada))
Growth, respiration and nitrogen content in needles of Scots pine exposed to elevated ozone and carbon dioxide in the field
1998
Kellomaki, S. | Wang KaiYun (Faculty of Forestry, University of Joensuu, PO Box 111, FIN-80101 Joensuu (Finland))
Policies and instruments for reducing nitrogen oxide emissions from stationary sources in the Netherlands
1998
Jonge, L. de (Ministry of Housing, Spatial Planning and the Environment, The Hague (Netherlands))
Environmental hazards of nitrogen loading in wetland rice fields
1998
Ghosh, B.C. | Ravi Bhat (Agricultural and Food Engineering Department, Indian Institute of Technology, Kharagpur 721 302 (India))
Nitrogen enrichment of European inland and marine waters with special attention to Danish policy measures
1998
Iversen, T.M. | Grant, R. | Nielsen, K. (National Environmental Research Institute (Denmark))
Economic impact of reductions in exposure of agricultural crops to nitrogen- and sulphuroxides in the Netherlands
1998
Bunte, F.H.J. | Wijnands, J.H.M. | Bremmer, J. | Hoogeveen, M. | Tonneijck, A.E.G. (LEI-DLO, Den Haag and AB-DLO, Wageningen (Netherlands))
Nitrogen mineralisation in deciduous forest soils in south Sweden in gradients of soil acidity and deposition
1998
Falkengren-Grerup, U. | Brunet, J. | Diekmann, M. (Department of Plant Ecology, Ecology Building, Lund University, S-223 62 Lund (Sweden))
A numerical analysis of the combined open-top chamber data from the USA and Europe on ambient ozone and negative crop responses
1998
Krupa, S.V. | Nosal, M. | Legge, A.H. (Department of Plant Pathology, 495 Borlaug Hall, University of Minnesota, St. Paul, MN 55108 (USA))
The influence of drought and natural rewetting on nitrogen dynamics in a coniferous ecosystem in Ireland
1998
Dise, N.B. | Matzner, E. | Forsius, M. (Department of Earth Sciences, The Open University, Milton Keynes, MK76AA (United Kingdom))
Application of nitrogen in production and post-production systems of agriculture and its effect on environment in India
1998
Shukla, B.D. | Misra, A.K. | Gupta, R.K. (Central Institute of Agricultural Engineering, Nabi Bagh, Berasia Road, Bhopal-462038 (India))
