خيارات البحث
النتائج 1 - 10 من 12
Changes in chemistry and mineralogy of forest soils by acid rain.
1992
Rampazzo N. | Blum W.E.H.
Factors affecting trace-metal bioaccumulation in Finnish headwater lakes
1992
Iivonen, P. | Piepponen, S. | Verta, M. (National Board of Waters and the Environment, PO Box 250, 00101 Helsinki (Finland))
Nutrient leaching from conifer needles in relation to foliar apoplast cation exchange capacity
1992
Turner, D.P. | Broekhuizen, H.J. van (Mantech Environmental Technology, Inc., US EPA Environmental Research Laboratory, 200 S.W. 35th, Corvallis, Oregon 97333 (USA))
[Manganese sulphate: production method and pollution aspects [feed supplement]]
1992
Christiansen, K.
[Risk assessment of pollution components leached from cinders]
1992
Thygesen, N. | Larsen, F. | Hjelmar, O.
SO2 and NH3 deposition as possible causes for the extinction of Arnica montana L.
1992
Fennema, F. (Rijksinstituut voor Natuurbeheer, Arnhem (Netherlands))
Phosphorus availability to corn from wood ash-amended soils
1992
Erich, M.S. (Maine Univ., Orono, ME (USA). Dept. of Plant, Soil and Environmental Sciences) | Ohno, T.
Effects of acidic precipitation, fertilization and liming on the ground vegetation in coniferous forests of southern Germany
1992
Rodenkirchen, H. (Munich Univ. (Germany). Chair of Soil Science)
The effects of wet deposition chemistry on reproductive processes in two pine species: apparent pollination effectiveness in relation to species pollen sensitivity
1992
Cox, R.M. (Forestry Canada Maritimes Region, Fredericton, N.B. (Canada). H.J.F. Forestry Centre)
Foliar sensitivity of eight eastern hardwood tree species to ozone
1992
Davis, D.D. (Pennsylvania State Univ., University Park, PA (USA). Dept. of Plant Pathology) | Skelly, J.M.
