خيارات البحث
النتائج 111 - 120 من 347
Comparison of N and C dynamics in two Norway spruce stands using a process oriented simulation model
1998
Eckersten, H. | Beier, C. (Swedish University of Agricultural Sciences, P.O. Box 7043, S-75007 Uppsala (Sweden))
Modelling the effects of nitrogen addition on soil nitrogen status and nitrogen uptake in a Norway spruce stand in Denmark
1998
Beier, C. | Eckersten, H. (RISO National Laboratory, P.O. Box 49, DK-4000 Roskilde (Denmark))
Wet deposition of ammonium and atmospheric distribution of ammonia and particulate ammonium in Japan
1998
Murano, K. | Mukai, H. | Hatakeyama, S. | Oishi, O. | Utsunomiya, A. | Shimohara, T. (National Institute for Environmental Studies, 16-2 Onogawa, Tsukuba, Ibaraki 305-0053 (Japan))
The manure model: manure, minerals (N, P and K), ammonia emission, heavy metals and the use of fertiliser in Dutch agriculture
1998
Oudendag, D.A. | Luesink, H.H. (Agricultural Economics Research Institute [LEI-DLO], The Hague (Netherlands))
Impacts and fate of experimentally enhanced nitrogen deposition on a British lowland heath
1998
Power, S.A. | Ashmore, M.R. | Cousins, D.A. (Imperial College of Science, Technology and Medicine, Silwood Park, Ascot, Berkshire SL5 7PY (United Kingdom))
Nitrate leaching in forest ecosystems is related to forest floor C/N ratios
1998
Gundersen, P. | Callesen, I. | Vries, W. de (Danish Forest and Landscape Research Institute, Hoersholm Kongevej 11, DK-2970 Hoersholm (Denmark))
Foliar leaching of 137Cs from Eriophorum vaginatum L., Scirpus caespitosus L. and Erica tetralix L
1998
Jones, D.R. | Eason, W.R. | Dighton, J. (Institute of Grassland and Environmental Research, Plas Gogerddan, Aberystwyth, Ceredigion, Wales, SY23 3EB (United Kingdom))
Environmental pollution and control
1998
Peirce, J. Jeffrey | Weiner, Ruth F. | Vesilind, P. Aarne
In revising this book, the authors have attempted to reflect the evolving nature of environmental sciences and engineering. They present the more important aspects of environmental engineering, science and technology in an organized manner and for a non-engineering readership.
اظهر المزيد [+] اقل [-]Removal of trace metals from contaminated soils using EDTA incorporating resin trapping techniques
1998
Tejowulan, R.S. | Hendershot, W.H. (Department of Soil Science, University of Mantaram, Jin. Pendidikan No. 56, Mantaram, NTB (Indonesia))
Soil contamination by crude oil: impact on the mycorrhizosphere and on the revegetation potential of forest trees
1998
Nicolotti, G. | Egli, S. (University of Torino, DI.V A.P.R.A. - Plant Pathology, 10095, Grugliasco, Torino (Italy))