inscription
Portail d'information géographique

Résultats de la recherche (54 résultats)

Affinez votre recherche

Par Collection Par Auteur Par Date Par Sujet Par Titre
Development of rice cultivation in beech forest belt, Japan.
  • Development of rice cultivation in beech forest belt, Japan.
Beech bark disease and archaeological crop marks
  • Beech bark disease and archaeological crop marks
Atlas de poche de la flore suisse.
  • BECHERER, A.
Agreste project: experience gained in data processing, main results on rice, poplar and beech inventories in Remote sensing application in agriculture and hydrology.
  • Agreste project: experience gained in data processing, main results on rice, poplar and beech inventories in Remote sensing application in agriculture and hydrology.
La déglaciation du site du lac des Bèches (Massif des Ecrins). Etude pollenanalytique et glacio-morphologique
  • La déglaciation du site du lac des Bèches (Massif des Ecrins). Etude pollenanalytique et glacio-morphologique
Recent changes in the utilization of mountains located in the Japanese beech tree zone. The case of Okitama-Oguni, Yamagata Prefecture.
  • Recent changes in the utilization of mountains located in the Japanese beech tree zone. The case of Okitama-Oguni, Yamagata Prefecture.
A comparison of moisture scalars and water budget methods to assess vegetation-site relationships
  • Beech ; Biogeography ; Digital elevation model ; Habitat ; Index ; Methodology ; Ohio ; Soil moisture ; United States of America ; Vegetation ; Water budget
  • This study compares 3 approaches, a water-budget approach, and field-based and map-based moisture scalars, in their ability to predict the occurrence of a single species, American beech (Fagus grandifolia), observed in 102, 0.04 ha plots in SE Ohio
Influence of environmental factors on the growth of the beech
  • Influence of environmental factors on the growth of the beech
Tunis.
  • monumental de Tunis. F. Ben Bechr présente, sous forme plus impressionniste, la vie quotidienne des habitants, le monde des rues et des souks, les espaces socialisés. Dans une troisième partie, J. Abdelkafi retrace un siècle d'évolution urbaine, avec le grand
  • BEN BECHR, F.
Etude préliminaire sur le polymorphisme enzymatique du hêtre, Fagus sylvatica L.: variabilité génétique de deux systèmes de peroxydases en relation avec les conditions écologiques. (Preliminary study on the enzymatic polymorphism of beech, Fagus sylvatica L.: genetic variability of two systems of peroxidases in relation to the ecological conditions)
  • Etude préliminaire sur le polymorphisme enzymatique du hêtre, Fagus sylvatica L.: variabilité génétique de deux systèmes de peroxydases en relation avec les conditions écologiques. (Preliminary study on the enzymatic polymorphism of beech, Fagus
Etude des peuplements de Coléoptères sapronécrophiles et carnassiers de quelques biotopes forestiers en Haute-Ardenne
  • During the months of May, June and July, a large sample of necrophageous and carnivorous beetles has been collected in four forests (Belgium, area of Haute-Ardenne, Province of Liège) represented respectively by two beech-grove, an oak plantation
  • affinity between the different habitats have been cleared. Those coefficients of similarity, put up graphically (entomographics) prove that there exist ties of affinity between the beech forest and the picea forest, the oak forest being separated of those 3
Changes in the chemistry of throughfall under stands of beech and spruce following the addition of fertilizers
  • Changes in the chemistry of throughfall under stands of beech and spruce following the addition of fertilizers
The effect of a New Zealand beech forest canopy on the kinetic energy of water drops and on surface erosion
  • The effect of a New Zealand beech forest canopy on the kinetic energy of water drops and on surface erosion
Adalékok az Ecsedi-lap torténeti foldrajzahoz. (Contribution to the historical geography of the Ecsed swamp)
  • The basin of the Ecsed Swamp was formed in the Holocene but intensive swamping occured only in the Beech Phase. Village people on the swamp were occupied in flood-plain agriculture. This flood-plain agriculture was based on artificial channels
Biogeochemical studies in the Ratanica forest catchment (Wieliczka Foothills, S Poland)
  • Biogeochemical and bioindication studies in the beech-pine forest catchment exposed to the moderate, but chronic industrial emissions in southern Poland are described. Balance of nutrients and pollutants are calculated, forest damage using plant
Rupture strength as related to dispersive potential in Australian soils
  • BEECH, T.A.
Relation entre pratique de l'essartage et distribution des phytolithes dans deux sols forestiers de l'Ardenne belge
  • Application of the liquid density separation technique, associated with a counting procedure, and an alakali dissolution method (fraction 20-50 micrometers) to soils under beech high-forest and under secondary oak coppice (submitted to shifting
Evolution physico-chimique d'un sol brun acide ardennais sous hêtraie suite à l'apport d'amendements minéraux
  • This note reports observations on control and amended plots installed in a beech stand in the Belgian Ardennes since 1977. The effects of two types of treatments are evaluated. The principal mechanisms governing the downward movement of fertilizers
Selected physical properties of three soil types as affected by land use in Impact of water and external forces on soil structure. Selected papers of the 1st Workshop on soilphysics and soilmechanics, Hannover 1986.
  • BECHER, H. H.
Soil erosion and soil structure in Impact of water and external forces on soil structure. Selected papers of the 1st Workshop on soilphysics and soilmechanics, Hannover 1986.
  • BECHER, H. H.