خيارات البحث
النتائج 1 - 6 من 6
Effects of nitrogen deposition on tree growth and soil nutrients in boreal scots pine stands
1998
Nissinen, A. | Hari, P. (Department of Forest Ecology, P.O. Box 24, University of Helsinki, 00014 Helsinki (Finland))
Anthropogenic impacts on natural nitrogen isotope variations in Pinus sylvestris stands in an industrially polluted area
1997
Jung, K. | Gebauer, G. | Gehre, M. | Hofmann, D. | Weissflog, L. | Schuurmann, G. (Department of Chemical Ecotoxicology, Centre for Environmental Research Leipzig-Halle, P.O. Box 2, D-04301 Leipzig (Germany))
Effects of the triazine herbicide, simetryn, on freshwater plankton communities in experimental ponds
1995
Kasai, F. | Hanazato, T. (Regional Environment Division, National Institute for Environmental Studies, Tsukuba, Ibaraki 305 (Japan))
Evaluation of metal mobility, plant availability and immobilization by chemical agents in a limed-silty soil
1994
Mench, M. | Vangronsveld, J. | Didier, V. | Clijsters, H. (INRA Unite Agronomie, Centre de Recherches de Bordeaux, 33883 Villenave d'Ornon cedex (France))
The response of Lemna trisulca L. to cadmium
1993
Huebert, D.B. | Shay, J.M. (Department of Botany, University of Manitoba, Winnipeg, Manitoba (Canada))
Experimental calibration of Ellenberg's indicator value for nitrogen
1998
Wamelink, G.W.W. | Dobben, H.F. van | Eerden, L.J.M. van der (Institute of Forestry and Nature Research, P.O. Box 23, 6700 AA Wageningen (Netherlands))
