HYDROCHEMICAL BALANCE OF FRESHWATER SYSTEMS,/ ERIK ERIKSON

1 The role of natural organics on water interaction with soil and rock / G. Matthess 2 Carbon dioxide in the soil atmosphere: Simulation model parameter estimation from field measurements / W. Bouten~ F. M. de Vre', J. M. Verstraten & J. J. H. M. Duysings 3 Interaction water-silicate minerals in the unsaturated zone controlled by thermodynamic disequilibria / W. Ohse, G. Marthess, A. Pekdeger & H. D. Schulz 4 Hydrogeochemical evolution and variability of groundwater in experimental basins of / S.W. Western Australia J. V. Turner 5 A comparative study of sequential redox processes in three British aquifers from the United Kingdom / W. M. Edmunds, D. L. Miles & J. M. Cook ... 6 Simulation of physicochemical interactions in a water-rock system in assessing of ground-water quality / G. S. Vartanyan, S. R. Krainov & G. V. Kulikov 7 Some implications of the role of kinetics in enhancing element transport / M. P. Tole 8 Groundwater quality evolution in the upper aquifer of the coastal dune area of the western Netherlands / P. J. Stuyfzand 9 Hydrochemical processes in groundwater discharge areas / E. Eriksson 10 Respiratory gas content (02 and C02) and ionic composition of river water in the plain of Alsace (eastern France) / J. C. Massabuau & B. Fritz 11 Changes in groundwater chemical composition in drained peat bogs in connec-tion with environmental protection measures / V. Pashkevitch 12 Hydrochemistry of springs from dolomite reefs in the southern Alps of north-ern Italy / C. A. J. Appelo, H. E. Beekman & A. W. A. Oosterbaan 13 Data collection for hydrochemical balances -theoretical aspects / L. Gottschalk & B. Webb 14 Design of a hydrochemical data collection programme / Y. Bachmat 15 Temporal changes in ground water quality in the phreatic zone Uttar Pradesh (India) and their impact on sampling schedule / B. K. Handa 16 Reliability of information in hydrogeochemical investigations / L. Babiy 17 The conditions and frequency of sampling for elucidation of transport mechanisms and element budgets in upland drainage basin / A. C. Edwards, J. Creasey & M.S. Cresser 18 Use of different physical separation techniques for trace element speciation studies in natural waters / B. Salbu, E. Steines & H. Bj~rnstad 19 Lead and cadmium in precipitation in the Essex region of Southwestern Ontario / M. E. Sanderson & D. Marchand 20 Mass-balance approach to the understanding of geochemical processes in aqueous systems / T. Pates 21 Hydrochemical budgets of some Dutch woodland soils with high inputs of atmo-spheric acid depostion: mobilization of aluminium / J. J. M. van Grinsven, J. Mulder & N. van Breemen 22 Physico-chemical characteristics of surface waters and hydrological behaviour of a small granitic basin (Vosges massif, France): Annual and daily variations / B. Fritz, J. C. Massabuau & B. Ambroise 23 Geochemical studies in the drainage basin of the Rio Vouga (Portugal). I. General hydrogeochemistry from its origin to the Ria de Aveiro / C. H. van der Weijden, H. L. Ten Haven, H. A. Boer, C. F. A. M. Hopstaken & S. P. Vriend 24 Evaluation of the intensity of some recent exogenic geological processes in the USSR territory by the hydrogeochemical balance method / V. P. Zverev 25 Study of hydrochemical regime and its long-term variations in the case of some rivers in USSR / A. M~ Nikanorov, V. V. Tsirkunov 26 Study of the anthropogenic influence on the water quality in some rivers of the Baltic Sea Basin / B. G. Skakalsky 27 Erosion of agricultural land - a growing water quality problem in rural areas / S. -0. Ryding 28 Water quality and water pollution problems on the Indian sub-continent / B. K. Handa 29 Aerobic transformation of nitrogenous substances in a freshwater ecosystem / D. Thth 30 Hydrochemical budgeting in studies of ground-water renewability in areas of glacial formation systems / J. Mitrega & J~ Pachia 31 Accumulation and transport of water and solutes in the saturated and unsaturated zones / P A. C. Raats 32 A model experimental study of hydrochemical processes in saturated zones / B. J. Velikov 33 Saline groundwater discharges from crystalline rocks near Thunder Bay, Ontario, Canada / S. K. Frape, P. Fritz & A. J. Blackmer 34 The role of bottom sediments in modifying soluble phosphate loads to a dendritic, hypertrophic reservoir / A. J. Twinch 35 Separation of runoff components by N03-N loading and estimation of runoff loading by each component / S. Ebise 36 Hydrochemical relationships between reinwater, floods, groundwater and lithology in the Avedat Group on the Negev Highlands, / Israel E. Rosenthal, R. Nativ & A. S. Issar 37 Surface and groundwater mixing and identification of local recharge-discharge zones from seasonal fluctuations of Oxygen-18 in groundwater in fissured rock / R. K. Sarena.

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