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Les Diatomées de la Tourbière du Cachot (Jura suisse)
The authors studied the Diatoms living in various pools of a peat bog situated at 1,050 m above sea level, in the Swiss Jura mountains. 12 species,...
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Applications Phytosociologiques a L’Amenagement du Territoire
L’aménagement du territoire est le bon usage de ses ressources naturelles en vue de créer et de conserver un cadre propice à la satisfaction et, le...
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Etude hydrobiologique des lagunes du nord de la Tunisie
The various studied lagoons in the north of Tunisia show phytoplankton organisms mainly consisting of diatoms (54 per cent of all observed species)...
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Dynamics of sahelian pastures in relation to drought and grazing
The dynamics of the vegetation were studied in the transition zone from the savannah to the Sahel in order to distinguish between the influence of...
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Applications phytosociologiques a l'amen agement du territoire
Phytosociology is considered a basic biological science to be applied in concepts and realisation of land management. The significance of vegetation...
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The hydrophilous vegetation of Western Crete
The hydrophilous plant communities of Western Crete described and classified in this paper belong to the following classes: Potametea, Adiantetea,...
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Analysis and Ecological Management of Tropical Grazing Lands
The vegetation sciences, or an appreciation of botany and ecology in their widest aspects, are considered as the essential basis for economic land...
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Relations floristiques entre les groupements prairiaux du Triseto-Polygonion et les megaphorbiaies (Adenostylion) dans les Alpes occidentales
The application of the factor analysis of correspondences to floristical data relating to high altitude manured meadows ( Triseto-Polygonion ) and tall...
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The Application of Electronic Data-Processing to the Map** of Plant Distributions
The first part of this paper outlines the important features of distribution maps as used in botany, describes how they are constructed and discusses...
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La vegetation des pelouses xerophiles de Fontainebleau et ses relations avec quelques facteurs edaphiques
The study of the Fontainebleau xerophilous grasslands by the Braun-Blanquet method made it possible to describe six associations, to define their...
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Étude sur la végétation des hautes altitudes de l'île de la Réunion (Océan Indien)
The high mountains of Reunion Island (Indian ocean) harbor an ericaceous vegetation dominated by Philippia montana . After a brief survey of the chief...
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Ecological investigations of forest communities in the eastern orange free state and the adjacent natal drakensberg
Small ravine forests which are found as an extrazonal vegetation in the grassveld country of the eastern Orange Free State have been investigated....
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A hydrobiological study of the polluted river Lieve (Ghent, Belgium)
A brief hydrobiological study of the river Lieve (Ghent, Belgium) was made from 14.VII.1964 to 15.III.1965. Six places were investigated.
From the...
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Le Gentiano-Caricetum curvulae dans la région luchonaise (Pyrénées centrales)
The Gentiano-Caricetum in the central Pyrenees parallelles the Caricetum curvulae in the Alps. As a climax of the granitic and schistic platforms it...