خيارات البحث
النتائج 1 - 10 من 163
Fluoride loading of a lepidopteran larva (Pieris brassicae) fed on treated diets
1998
Port, G.R. | Davies, M.T. | Davison, A.W. (Department of Agricultural and Environmental Science, The University, Newcastle upon Tyne NE1 7RU (United Kingdom))
Anticoagulant rodenticides in stoats (Mustela erminea) and weasels (Mustela nivalis) in England
1998
McDonald, R.A. | Harris, S. | Turnbull, G. | Brown, P. | Fletcher, M. (School of Biological Sciences, University of Bristol, Woodland Road, Bristol BS8 1UG (United Kingdom))
Structural-functional rearrangements in chromosome G in Chironomus riparius (Diptera, Chironomidae) collected from a heavy metal-polluted area near Turin, Italy
1998
Michailova, P. | Petrova, N. | Sella, G. | Ramella, L. | Bovero, S. (Institute of Zoology, Bulgarian Academy of Sciences, 1 Tzar Osvoboditel boulv. Sofia 1000, Bulgaria)
Soil acidification along an ammonium deposition gradient in a Corsican pine stand in northern Belgium
1998
Schrijver, A. de | Nachtergale, L. | Roskams, P. | Keersmaeker, L. de | Mussche, S. | Lust, N. (Laboratory of Forestry, University of Ghent, Geraardsbergse Steenweg 267, 9090 Gontrode (Belgium))
Nitrate leaching in dairy farming: economic effects of environmental restrictions
1998
Groeneveld, R. | Bouwman, A.F. | Kruitwagen, S. | Ierland, E.C. van (Department of Economics and Management, Environmental Economics Group, Wageningen Agricultural University, P.O. Box 8130, 6700 EW, Wageningen (Netherlands))
The global nitrogen cycle: changes and consequences
1998
Galloway, J.N. (Department of Environmental Sciences, University of Virginia, Charlottesville, VA 22903 (USA))
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))
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))
Power-station contributions to local concentrations of NO2 at ground level
1998
Webb, A.H. | Hunter, G.C. (National Power PLC, Swindon (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))