About FAO News Multimedia Main topics Statistics Members Publications

AGRIS - International System for Agricultural Science and Technology

[ Published in: Pollution ]
Advanced Search
Publication Date
1998

Refine search

Results 191-200 of 347

Nitrification in organic and mineral soil layers in coniferous forests in response to acidity

1998

Rudebeck, A. | Persson, T. (Department of Ecology and Environmental Research, Swedish University of Agricultural Sciences, P.O. Box 7072, S-750 07 Uppsala (Sweden))

nitrification coniferous forests nitrate nitrates uree amendement du sol foret resineuse sol de foret bosque de coniferas caracteristicas morfologicas suelo humus horizons nitrificacion ...
Department for Environment, Food and Rural Affairs - United Kingdom
Plant uptake of radionuclides in lysimeter experiments

1998

Gerzabek, M.H. | Strebl, F. | Temmel, B. (Austrian Research Centre Seibersdorf, Division of Life Sciences, A-2444 Seibersdorf (Austria))

wheats lolium perenne maize triticum aestivum caesium cesio maiz isotope radioactif betterave sucriere ble chicoree frisee et scarole polucion ...
Department for Environment, Food and Rural Affairs - United Kingdom
Composting of spent pig litter in turned and forced-aerated piles

1998

Tiquia, S.M. | Tam, N.F.Y. (Department of Biology and Chemistry, City University of Hong Kong, Tat Chee Avenue, Kowloon, Hong Kong (China))

sciure farmyard manure fumier postes poles microorganisms litiere pour animaux aserrin piles degradacion aireacion oxigeno ...
Department for Environment, Food and Rural Affairs - United Kingdom
Trends in needle and soil chemistry of Norway spruce and Scots pine stands in South Sweden 1985-1994

1998

Thelin, G. | Rosengren-Brinck, U. | Nihlgard, B. | Barkman, A. (Forest Ecology, Department of Plant Ecology, Ecology Building, Lund University, S-223 62 Lund (Sweden))

soufre azufre copper pinus sylvestris azote cobre pine needles coniferale quimica del suelo nitrogeno suede composicion quimica ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrogen response of herbs and graminoids in experiments with simulated acid soil solution

1998

Falkengren-Grerup, U. (Department of Plant Ecology, Lund University, Ecology Building, S-223 62 Lund (Sweden))

biomasa sol acide biomass biomasse poaceae azote substance nutritive minerale nitrogeno suelo acido nutricion de las plantas ...
Department for Environment, Food and Rural Affairs - United Kingdom
Risk of damage to crops in the direct neighbourhood of ammonia sources

1998

Eerden, L.J.M. van der | Visser, P.H.B. de | Dijk, C.J. van (Research Institute for Agrobiology and Soil Fertility, Research unit Plant and Biosphere, P.O. Box 14, 6700 AA Wageningen (Netherlands))

logement des animaux lisier ammonia coniferous forests herbage grasslands foret resineuse danos polucion del aire estiercol fluido amoniaco bosque de coniferas ...
Department for Environment, Food and Rural Affairs - United Kingdom
Seasonal variability and mitigation options for N2O emissions from differently managed grasslands

1998

Kammann, C. | Grunhage, L. | Muller, C. | Jacobi, S. | Jager, H.J. (Institute for Plant Ecology, University of Giessen, Heinrich-Buff-Ring 38, D-35392 Giessen, Germany)

permanent grasslands gel nitrogen fertilizers application rates harvesting frequency microorganisms oxido nitroso capa freatica freeze thaw cycles engrais azote factores climaticos dosis de aplicacion ...
Department for Environment, Food and Rural Affairs - United Kingdom
The mass budget of atmospheric ammonia in woodland within 1 km of livestock buildings

1998

Fowler, D. | Pitcairn, C.E.R. | Sutton, M.A. | Flechard, C. | Loubet, B. | Coyle, M. | Munro, R.C. (Institute of Terrestrial Ecology, Edinburgh Research Station (United Kingdom))

logement des animaux ammonia simulation models damage alojamiento de animales air pollution modelos de simulacion danos foret claire polucion del aire vegetacion modele de simulation ...
Department for Environment, Food and Rural Affairs - United Kingdom
Nitrogen efficiency in global animal production

1998

Hoek, K.W. van der (National Institute of Public Health and the Environment (RIVM), PO Box 1, NL-3720 BA Bilthoven (Netherlands))

production animale nitrogen metabolism animal production aliment pour animaux azote nitrogen balance excrecion metabolisme de l'azote produccion animal metabolismo del nitrogeno nitrogeno ...
Department for Environment, Food and Rural Affairs - United Kingdom
Characterization of biogenic nitric oxide source strength in the southeast United States

1998

Aneja, V.P. | Roelle, P.A. | Robarge, W.P. (North Carolina State University, Raleigh, NC 27695-8208 (USA))

azote maize teneur en eau du sol tabaco soybeans tabac medicion oxido nitrico maiz etats unis temperature du sol nitrogeno ...
Department for Environment, Food and Rural Affairs - United Kingdom