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  1. No Access

    Article

    Assesing nutrient sustainability of forest production for different tree species considering Ca, Mg, K, N and P at Björnstorp Estate, Sweden

    An assessment of nutrient sustainability has been done for stands of European beech, Sycamore maple, European oak, Norway spruce, Larch, Grandis fir and Douglas fir at Björnstorp Estate in southern Sweden. To ...

    H. Sverdrup, G. Thelin, Marta Robles, Ingrid Stjernquist, J. Sörensen in Biogeochemistry (2006)

  2. No Access

    Article

    Concentrations of inorganic elements in 20 municipal waters in Sweden before and after treatment – links to human health

    The water chemistry of 20 municipal water treatment plants in southern Sweden, representing various bedrock situations, and water qualities, were investigated. Four water samples, raw and treated, were collect...

    I. Rosborg, B. Nihlgård, L. Gerhardsson… in Environmental Geochemistry and Health (2006)

  3. No Access

    Article

    Integrated Assessment of Soil Chemical Status. 2. Application of a Regionalized Model to 622 Forested Sites in Switzerland

    A regionalized version of the dynamic, process-oriented, multi-layer soil chemistry model SAFE was applied to 622 forest sites in Switzerland to assess effects of acidifying atmospheric deposition on the soil ...

    D. Kurz, M. Alveteg, H. Sverdrup in Water, Air, and Soil Pollution (1998)

  4. No Access

    Article

    Integrated Assessment of Soil Chemical Status. 1. Integration of Existing Models and Derivation of a Regional Database for Switzerland

    A regional soil acidification model was developed by integration and adaptation of existing models. The regional model consists of the dynamic multi-layer soil chemistry model SAFE, its steady-state version IN...

    M. Alveteg, H. Sverdrup, D. Kurz in Water, Air, and Soil Pollution (1998)

  5. No Access

    Article

    Magic, Safe and Smart Model Applications at Integrated Monitoring Sites: Effects of Emission Reduction Scenarios

    Three well-known dynamic acidification models (MAGIC, SAFE, SMART) were applied to data sets from five Integrated Monitoring sites in Europe. The calibrated models were used in a policy-oriented framework to p...

    M. Forsius, M. Alveteg, A. Jenkins, M. Johansson… in Water, Air, and Soil Pollution (1998)

  6. No Access

    Article

    Are ion exchange processes important in controlling the cation chemistry of soil- and runoff waters ?

    Soil- and stream water elemental concentrations from a subcatchment in the Lake Gårdsjön area have been used to evaluate the importance of ion exchange processes on the transport of cations to aquatic ecosyste...

    Y. H. Lee, H. Hultberg, H. Sverdrup, G. Ch. Borg in Water, Air, and Soil Pollution (1995)

  7. No Access

    Article

    Modelling geochemistry and Lake pH since glaciation at Lake Gårdsjön

    The soil acidification model SAFE was modified to calculate historical changes in geochemistry and runoff since the last glaciation ended at the Lake Gårdsjön F1 catchment 12 000 B.P. Changes in runoff pH and ...

    P. Warfvinge, H. Sverdrup, M. Alveteg, F. Rietz in Water, Air, and Soil Pollution (1995)

  8. No Access

    Article

    Assessment of soil acidification effects on forest growth in Sweden

    The results of map** critical loads, areas where they have been exceeded and steady state (Ca+Mg+K)/Al ratios of soils in Sweden, has been used to assess the order of magnitude of the ecological and economic...

    H. Sverdrup, P. Warfvinge, Bengt Nihlgård in Water, Air, and Soil Pollution (1994)

  9. No Access

    Article

    A model for the impact of soil solution Ca: Al ratio, soil moisture and temperature on tree base cation uptake

    A model for tree base cation uptake has been developed, dependent on the soil solution concentration of Al3+, divalent base cations such as Ca2+, Mg2+ and H+ ions, modelled with a Mikaelis-Menten type of expressi...

    H. Sverdrup, P. Warfvinge, Kaj Rosén in Water, Air, and Soil Pollution (1992)

  10. No Access

    Article

    Weathering of primary silicate minerals in the natural soil environment in relation to a chemical weathering model

    A theoretical model for the weathering rate of silicate minerals in the laboratory and the natural soil environment has been developed where the rate is assumed to be proportional to the exposed surface area o...

    H. Sverdrup, P. Warfvinge in Water, Air, and Soil Pollution (1988)

  11. No Access

    Article

    Lake liming in different types of acid lakes using various types of calcite powders and methods

    Results from experiments show that instant dissolution efficiency of calcite powder increases with finer particles, and that initial dissolution efficiency decreases with and increased dose. The Sverdrup model...

    H. Sverdrup, P. Warfvinge in Water, Air, and Soil Pollution (1988)