خيارات البحث
النتائج 1 - 10 من 72
Chernoff-Flury faces: a statistical means for representing multivariate response parameters of air pollution induced injury on plants
1989
Schwela, D.H. | Krause, G.H.M. (Landesanstalt fur Immissionsschutz des Landes NW, Wallneyerstrasse 6, 4300 Essen 1 (Germany, F.R.))
Experimental work related to nitrogen deposition, nitrification and soil acidification - a case study
1988
Nilsson, S.I. | Berden, M. | Popovic, B. (Department of Ecology and Environmental Research, Swedish University of Agricultural Sciences, 750 07 Uppsala (Sweden))
Evidence from nitrogen fertilisation in the forests of Germany
1988
Kenk, G. | Fischer, H. (Forest Research Institute Baden-Wuerttemberg, 7800 Freiburg (Germany, F.R.))
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))
Longitudinal patterns of stream chemistry in a catchment with forest dieback, Czech Republic
1999
Havel, M. | Peters, N.E. | Cerny, J. (Czech Geological Survey, Klarov 3/131, Praha 1 (Czech Republic))
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))
On the abundance of epiphytic green algae in relation to the nitrogen concentrations of biomonitors and nitrogen deposition in Finland
1998
Poikolainen, J. | Lippo, H. | Hongisto, M. | Kubin, E. | Mikkola, K. | Lindgren, M. (Muhos Research Station, Finnish Forest Research Institute, FIN-91500 Muhos (Finland))
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))
Soil solution nitrogen and cations influenced by (NH4(2)SO4) deposition in a coniferous forest
1997
Carnol, M. | Ineson, P. | Dickinson, A.L. (University of Liege, Dept. Botany B22, Microbial Ecology and Radioecology, 4000 Liege (Belgium))