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  • Utilisation de trois indices, chimique, diatomique et biocénotique, pour l'évaluation de la qualité de l'eau de la Joncquière, rivière calcaire polluée par le village de Doische (Belgique, Prov. Namur)
  • 1988
  • Les groupes socio-écologiques de la flore messicole calcicole de la Belgique et description de trois stations-refuges à Tellin (Prov. de Luxembourg)
  • 1988
  • This paper demonstrates that chemical surface textures can be produced on quartz grain surfaces by saturated salt solutions in a short period of time and may prove to be representative of chemical surface textures produced in a saturated saline
  • 1988
  • cities from the standpoint of branch locations. The results of indicated among firms of all sectors show a predominant trend toward locating in Seoul. Only Pusan proved to be relatively high in this regard.
  • 1988
  • of the historical method. Secondly, he examined the traditional concepts of the locational unit, and he proved evaluations of them. Finally, the orientation of the locational, unit is analyzed in accordance with Weber's method, namely, transport orientation, labor
  • 1988
  • of integration have an influence on the territorial structure. This is explained and proved by means of some examples. In connection with processes of integration rises an influence on the territorial structure of economic and residential areas
  • 1988
  • . Profiles of the ocean floor and the structure of sedimentary mantle at the successive moments of geological time are obtained by means of mathematical modelling. The role of progressive motions proved to be leading in the evolution of the largest forms
  • 1988
  • the new optional course in regional geography, with its emphasis on independent work by the pupils, has enlivened upper secondary school teaching and has proved extremely popular among Matriculation Examination candidates.
  • 1988
  • With the help of thermodynamic parameters is proved, that non-regenerative waste deposits in any case wear an enormous dangerous potential. Non-regenerative deposits (for example special, poison, noxious and selective deposits) must be handled
  • 1988
  • since 1883 by explaining problem, content and design of such topographical glacier maps. It is refered the numeric prove of changes at the glaciers by means of cartometric comparison. Finally, the possibilities of representation of changes in thematical
  • 1988
  • analysis of single ions and on the monthly and annual cycles, transport models were established by mathematical regression analysis, tracing the pollutants from the road to the drainage channel. The transport models proved to be adaequat to explain
  • 1988
  • Mudflows' impact on the mountain rivers channel processes is discussed, the processes' features proved to be different within the zones of mudflows formation, transit and deposition| the channel morphology depends on the form of the mudflow deposits
  • 1988