عن المنظمة الأخبار الوسائط الإعلامية المتعددة الموضوعات الرئيسية الإحصائيات الأعضاء المطبوعات

أجريس - النظام الدولي للعلوم الزراعية والتكنولوجيا

[ نُشرت في: Pollution ]
بحث متقدّم
تاريخ الإصدار
1998

خيارات البحث

النتائج 121 - 130 من 347

Nitrous oxide emissions from a wheat field in response to elevated carbon dioxide concentration and open-top chamber enclosure

1998

Pleijel, H. | Sild, J. | Danielsson, H. | Klemedtsson, L. (IVL, P.O. Box 470 86, SE-402 58 Goteborg (Sweden))

wheats azote temperature triticum aestivum cultural soil types climatic change oxido nitroso medicion dioxido de carbono proteinas ble wheat soils ...
Department for Environment, Food and Rural Affairs - United Kingdom
Changes in nitrogen transformations in forest soil as a result of sprinkling infiltration

1998

Lindroos, A.J. | Paavolainen, L. | Smolander, A. | Derome, J. | Helmisaari, H.S. (Finnish Forest Research Institute, Vantaa Research Centre, Box 18, FIN-01301 Vantaa (Finland))

precipitation pinus sylvestris azote nitrification acidity soil types lixiviacion sol de foret infiltracion aguas subterraneas precipitacion atmosferica nitrogeno ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrogen balances and leaching in four agricultural catchments in southeastern Norway

1998

Bechmann, M. | Eggestad, H.O. | Vagstad, N. (Jordforsk, Centre for Soil and Environmental Research, N-1432 As (Norway))

suelos cultivables nitrogen fertilizers soil sciences arable soils azote cereals lixiviacion temps meteorologique engrais azote tiempo meteorologico otono metabolismo del nitrogeno ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrogen monitoring in groundwater in the sandy regions of the Netherlands

1998

Fraters, D. | Boumans, L.J.M. | Drecht, G. van | Haan, T. de | Hoop, W.D. de (National Institute of Public Health and the Environment (RIVM), P.O. Box 1, 3720 BA Bilthoven (Netherlands))

forests vigilancia sandy soils monitoring sol sableux groundwater pollution lixiviacion polucion de aguas subterraneas controle continu union europeenne aguas subterraneas foret ...
Department for Environment, Food and Rural Affairs - United Kingdom
Soil nitrous oxide and nitric oxide emissions as indicators of elevated atmospheric N deposition rates in seminatural ecosystems

1998

Skiba, U. | Sheppard, L. | Pitcairn, C.E.R. | Leith, I. | Crossley, A. | Dijk, S. van | Kennedy, V.H. | Fowler, D. (Institute of Terrestrial Ecology (ITE), Bush Estate, Penicuik EH26 0QB (United Kingdom))

losses farms ammonia ecosystems cerdo nitrous oxide oxido nitroso oxido nitrico perdidas produccion animal amoniaco elevage de volailles ...
Department for Environment, Food and Rural Affairs - United Kingdom
Developmental instability in grayling (Thymallus thymallus) exposed to methylmercury during embryogenesis

1998

Voellestad, L.A. | Fjeld, E. | Haugen, T. | Oxnevad, S.A. (Division of Zoology, Department of Biology, University of Oslo, PO Box 1050, Blindern, N-0316 Oslo (Norway))

embryonic development thymallus thymallus thymallus pollutants methylmercury
Department for Environment, Food and Rural Affairs - United Kingdom
Agricultural nutrient balances as agri-environmental indicators: an OECD perspective

1998

Parris, K. (Directorate for Food, Agriculture and Fisheries, OECD, Paris (France))

oecd countries nitrogen fertilizers policies azote politique pays de l'ocde politicas polucion del aire engrais azote nutricion de las plantas metabolismo del nitrogeno sistemas de explotacion ...
Department for Environment, Food and Rural Affairs - United Kingdom
The monitoring of nitrogen surpluses from agriculture

1998

Eerdt, M.M. van | Fong, P.K.N. (Statistics Netherlands, Environmental Statistics, P.O. Box 4000, 2270 JM Voorburg (Netherlands))

oecd countries statistics azote vigilancia monitoring ammonia medicion modelos de simulacion pays bas controle continu modele de simulation aguas subterraneas ...
Department for Environment, Food and Rural Affairs - United Kingdom
Dispersion, deposition and impacts of atmospheric ammonia: quantifying local budgets and spatial variability

1998

Sutton, M.A. | Milford, C. | Dragosits, U. | Place, C.J. | Singles, R.J. | Smith, R.I. | Pitcairn, C.E.R. | Fowler, D. | Hill, J. | ApSimon, H.M. | Ross, C. | Hill, R. | Jarvis, S.C. | Pain, B.F. | Phillips, V.C. | Harrison, R. | Moss, D. | Webb, J. | Espenhahn, S.E. | Lee, D.S. | Hornung, M. | Ullyett, J. | Bull, K.R.

woodlands ammoniac ecosistema modelos ecosystems case studies polucion etude de cas ecosysteme estudios de casos practicos formacion boscosa foret claire ...
Department for Environment, Food and Rural Affairs - United Kingdom
Comparison of emissions of nitrogen and sulfur oxides to deposition of nitrate and sulfate in the USA by state in 1990

1998

Furiness, C. | Smith, L. | Ran, L. | Cowling, E. (North Carolina State University, College of Forest Resources, Raleigh, NC (USA))

soufre azufre precipitation oxyde d'azote azote sulphur dioxide oxidos de nitrogeno dioxido de azufre oxidos precipitacion atmosferica nitrogeno polucion ...
Department for Environment, Food and Rural Affairs - United Kingdom