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abonos nitrogenados

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Nitrogen leaching assessment under intensive agricultural practice

1993

Guimera, J. | Candela, L. (School of Civil Engineering, Polytechnic University of Catalonia, Barcelona (Spain))

nitrogen fertilizers pollution de l'eau espagne azote irrigation nappe souterraine polucion del agua capa freatica engrais azote nitrate/ hydrologie nitrogeno nitrates/ hydrology ...
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
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
Environmental performance indicators for nitrogen

1998

Hanegraaf, M.C. (Centre for Agriculture and Environment, P.O. Box 10015, 3505 AA Utrecht (Netherlands))

ganado bovino nitrogen fertilizers azote maize nitrous oxide abonos nitrogenados oxido nitroso polucion del aire maiz engrais azote paturage manures ...
Department for Environment, Food and Rural Affairs - United Kingdom
Mitigation of nitrous oxide emission from dairy farming systems

1998

Velthof, G.L. | Beusichem, M.L. van | Oenema, O. (Nutrient Management Institute NMI, Wageningen Agricultural University, P.O. Box 8005, 6700 EC Wageningen (Netherlands))

nitrogen fertilizers azote engrais vert herbage sol d'herbages nitrous oxide oxido nitroso engrais azote industrie laitiere paturage volatilizacion sistemas de explotacion ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrogen saturation induced during winter by experimental NH4NO3 addition to a forested catchment

1994

Hultberg, H. | Dise, N.B. | Wright, R.F. | Andersson, I. | Nystrom, U. (Swedish Environmental Research Institute (IVL), Department of Ecology and Environmental Research, Box 47086, 40258 Gothenberg (Sweden))

precipitation nitrogen fertilizers forests watersheds winter azote arboles forestales engrais azote foret boreale acidificacion foret precipitacion atmosferica ...
Department for Environment, Food and Rural Affairs - United Kingdom
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))

fertilizers losses nitrogen fertilizers fitoplancton carpa ruissellement sol de riziere lixiviacion polucion de aguas subterraneas engrais azote perdidas volatilizacion ...
Department for Environment, Food and Rural Affairs - 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))

fertilizers nitrogen fertilizers azote impacto ambiental preservation plant production production vegetale produccion vegetal engrais azote nitrogeno preservacion produccion alimentaria ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrate in nature: product of soil cover

1998

Bielek, P. (Soil Fertility Research Institute, Gagarinova 10, 827 13 Bratislava (Czech Republic))

fertilizers nitrogen fertilizers azote abonos pk nitrification geographical information systems sistemas de informacion geografica engrais azote vegetacion suelos agricolas nitrogeno mineralizacion ...
Department for Environment, Food and Rural Affairs - United Kingdom
Computer-aided model system N-PROG for estimating the requirements of nitrogen, crop yields and post-harvest nitrogen residues with respect to ecological parameters, economic and crop management factors

1998

Schoop, P. (Institute of Crop Science and Plant Breeding, Christian-Albrechts-University, Kiel (Germany))

nitrogen fertilizers conduite de la culture winter azote residuos cereals residu lixiviacion temps meteorologique engrais azote tiempo meteorologico metodos estadisticos ...
Department for Environment, Food and Rural Affairs - United Kingdom