Results 41 to 50 of about 17,312 (161)

Typologie et caractéristiques des pâturages de la commune urbaine de Téra dans l'ouest du Niger

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux
Contexte : Une meilleure connaissance des caractéristiques des pâturages naturels est indispensable pour leur gestion durable. Objectif : Cette étude a été conduite dans la commune urbaine de Téra, pour caractériser les pâturages en vue d’une gestion ...
Hamza Seydou Korombé   +4 more
doaj   +1 more source

Eduardo Andrė Lietuvoje kurtų parkų istorinės ir meninės raidos tyrimai: naujausi faktai, atradimai ir įžvalgos

open access: yesJournal of Architecture and Urbanism, 2011
At the end of 19th century, the financial powers of a famous Lithuanian family, the counts Tyszkiewicz, encouraged a major re-construction and development of their manors, and allowed creating (with the assistance of well-known European architects ...
Vaiva Deveikienė, Steponas Deveikis
doaj   +1 more source

Fungal community survey of Fraxinus excelior in New Zealand [PDF]

open access: yes, 2012
The European Ash tree (Fraxinus excelsior) is widely grown throughout Europe. As a large deciduous tree species, it grows a tall, domed crown and has an attractive tree shape, so it is considered as a popular amenity tree species. European Ash is planted
Chen, Jie
core   +1 more source

Marécages, une pollution par essence? Conditions d'une écopoétique des marais et autres zones humides au XXe siècle

open access: yesOrbis Litterarum, EarlyView.
Abstract To expose the pollution of marshes and swamps, whether by hydrocarbons or other contaminants, the French or Francophone author of the twentieth century must first confront a literary tradition that equates stagnant water with a volatile poison and, more broadly, wetlands with toxic environments. In his article “Wetland Gloom and Wetland Glory,”
François Sagot
wiley   +1 more source

Régime alimentaire de ruminants domestiques (bovins, ovins, caprins) exploitant des parcours naturels sahéliens et soudano-sahéliens. II. Essai de description du régime par l'étude du comportement alimentaire. Facteurs de variation des choix alimentaires et conséquences nutritionnelles [PDF]

open access: yes, 1988
La connaissance des relations "animal-pâturage naturel" est essentielle pour aboutir à des références techniques de gestion des écosystèmes pastoraux et à des modèles de prévision des productions animales.
Dieng, A.   +4 more
core  

Patterns of Composition, Richness and Endemicity of Cyperaceae Across Open and Closed Habitats in Madagascar's Central Highlands

open access: yesBiotropica, Volume 58, Issue 2, March 2026.
We assessed Cyperaceae species composition, richness and endemicity across closed (forest), dry open (dry grasslands, rocky outcrops, bare dry soils), and wet open (marshes, swamps, wet grasslands, riparian areas) habitats in Isalo National Park and the Itremo Massif Protected Area, both in Madagascar's Central Highlands.
Fitiavana Rasaminirina   +6 more
wiley   +1 more source

Le VIIème congrès international des huiles essentielles [PDF]

open access: yes, 1977
Compte rendu du VIIème Congrès International des Huiles Essentielles: agriculture-botanique; chimie-technologie; analyse-composition; application; sont résumées brièvement 9 communications relatives aux huiles essentielles d ...
Huet, Raymond
core  

Food-web structure in relation to environmental gradients and predator-prey ratios in tank-bromeliad ecosystems [PDF]

open access: yes, 2013
Little is known of how linkage patterns between species change along environmental gradients. The small, spatially discrete food webs inhabiting tank-bromeliads provide an excellent opportunity to analyse patterns of community diversity and food-web ...
A Compin   +46 more
core   +5 more sources

Impact of river management history on the community structure, species composition and nutrient status in the Rhine alluvial hardwood forest [PDF]

open access: yes, 1998
The present-day Rhine alluvial hardwood forest (Querco-Ulmetum minoris, Issler 24) in the upper Rhine valley (France/Germany) is comprised of three vegetation units, one still flooded by calm waters (F) and the two others unflooded, one for 30 years ...
Trémolières, Michèle   +3 more
core   +2 more sources

Detected Shifts Towards Drought‐Adaptive Strategies in the Amazon Forest Over the Last Four Decades [PDF]

open access: yesGlobal change biology.
Amazon forests are facing hotter, drier conditions, and we used 40 years of satellite data to look for early signs of ecological change. Combining satellite observations with leaf measurements from more than 3000 trees, we show that many forests now show smaller dry‐season fluctuations in canopy colour—especially in the southern and eastern Amazon ...
Barbosa M   +7 more
europepmc   +2 more sources

Home - About - Disclaimer - Privacy