خيارات البحث
النتائج 1 - 10 من 46
Energy production from biomass and wastes: present limitations and potential improvements
1992
Jewell, W.J. | Cummings, R.J. | Richards, B.K. (Cornell Univ., Ithaca, NY (USA). Dept. of Agricultural and Biological Engineering)
Degradation of pesticides in the unsaturated zone of soil
1995
Anderson, J.P.E.
Changes in phytomass and nutrient partitioning in young conifers in extreme alkaline growth conditions
1999
Mandre, M. | Kloseiko, J. | Ots, K. | Tuulmets, L. (Estonian Agricultural University, Forest Research Institute, Department of Ecophysiology, Viljandi mnt.18b, Tallinn 11216 (Estonia))
Growth, photosynthesis and UV-B absorbing compounds of Portuguese Barbela wheat exposed to ultraviolet-B radiation
1999
Correia, C.M. | Torres-Pereira, M.S. | Torres-Pereira, J.M.G. (Department of Biological and Environmental Engineering, University of Tras-os-Montes and Alto Douro, Apartado 202, 5000 Vila Real (Portugal))
Biological treatment of a synthetic gold milling effluent
1996
Granato, M. | Goncalves, M.M.M. | Villas Boas, R.C. | Sant'Anna, G.L. Jr. (Centro de Tecnologia Mineral, CETEM/CNPq, Rua 4, Quadra D, Cidade Universitaria, Ilha do Fundao, 21.949-900, Rio de Janeiro (Brazil))
Root and shoot growth, assimilate partitioning and cell proliferation in roots of Sitka spruce (Picea sitchensis) grown in filtered and unfiltered chambers
1996
Bambridge, L. | Harmer, R. | Macleod, R. (AES Department, Ridley Building, Newcastle University, Newcastle upon Tyne, Tyne and Wear NE2 7RU (United Kingdom))
Scots pine responses to CO2 enrichment - I. Ectomycorrhizal fungi and soil fauna
1996
Markkola, A.M. | Ohtonen, A. | Ahonen-Jonnarth, U. | Ohtonen, R. (Department of Biology, University of Oulu, P.O. Box 333, FIN-90571, Oulu (Finland))
Nutrient accumulation in trees and soil following irrigation with municipal effluent in Australia
1990
Stewart, H.T.L. | Hopmans, P. | Flinn, D.W. (Department of Conservation, Forests and Lands, PO Box 41, East Melbourne, Vic. 3002 (Australia))
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))
Effects of urban heavy metal pollution on organic matter decomposition in Quercus ilex L. woods
1995
Cotrufo, M.F. | Santo, A.V. de | Alfani, A. | Bartoli, G. | Cristofaro, A. de (Dipartimento di Biologia Vegetale, Universita 'Federico II', via Foria, 223-80139 Napoli (Italia))