خيارات البحث
النتائج 1 - 10 من 21
Evaluation of hydroxyapatite as a metal immobilizing soil additive for the remediation of polluted soils. Part 1. Influence of hydroxyapatite on metal exchangeability in soil, plant growth and plant metal accumulation
1999
Boisson, J. | Ruttens, A. | Mench, M. | Vangronsveld, J. (INRA Bordeaux Aquitaine Research Center, Agronomy Unit, BP 81, F-33883 Villenave d'Ornon (France))
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))
Effects of elevated CO2, nitrogen supply and tropospheric ozone on spring wheat-II. Nutrients (N, P, K, S, Ca, Mg, Fe, Mn, Zn)
1997
Fangmeier, A. | Gruters, U. | Hogy, P. | Vermehren, B. | Jager, H.J. (Institut fur Pflanzenokologie, Heinrich-Buff-Ring 38, D-35392 Giessen (Germany))
Effect of heavy metals and mineral nutrients on forest litter respiration rate
1994
Laskowski, R. | Maryanski, M. | Niklinska, M. (Department of Ecosystem Studies, Institute of Environmental Biology, Jagiellonian University, Ingardena 6, PL-30-060 Cracow (Poland))
Effects of ozone on managed pasture: II. Yield, species composition, canopy structure, and forage quality
1994
Fuhrer, J. | Shariat-Madari, H. | Perler, R. | Tschannen, W. | Grub, A. (Swiss Federal Research Station for Agricultural Chemistry and Environmental Hygiene, CH-3097 Liebefeld-Bern (Switzerland))
Response of a grassland ecosystem to air pollutants: -II The chemical climate: Fluxes of sedimenting airborne matter
1994
Daemmgen, U. | Gruenhage, L. | Kuesters, A. | Jaeger, H.J. (Federal Agricultural Research Centre Braunschweig-Voelkenrode, Agricultural Institute for Climate Research, Muencheberg (Germany))
Throughfall below grassland canopies: a comparison of conventional and ion exchange methods
1991
Dam, D. van | Heil, G.W. | Heijne, B. | Bobbink, R. (Department of Plant Ecology and Evolutionary Biology, Utrecht University, 3512 PN Utrecht (Netherlands))
The effect of liming and correction fertilization on heavy metal and macronutrient concentrations in soil solution in heavy-metal polluted scots pine stands
1999
Derome, J. | Saarsalmi, A. (Rovaniemi Research Station, Finnish Forest Research Institute, P.O. Box 16, FIN-96301 Rovaniemi (Finland))
Chemical analyses of the major ions in the precipitation of Istanbul, Turkey
1999
Gulsoy, G. | Tayanc, M. | Erturk, F. (Yildiz Technical University, Department of Environmental Engineering, Besiktas, Istanbul (Turkey))
Aquatic bryophytes for a spatio-temporal monitoring of the water pollution of the rivers Meuse and Sambre (Belgium)
1999
Vanderpoorten, A. (Faculte Universitaire des Sciences Agronomiques de Gembloux, Zoologie Generale and Appliquee, 2, Passage des Deportes, B-5030 Gembloux (Belgium))