Results 41 to 50 of about 3,103 (161)

Navigating human–plant reciprocity: Commercial harvesting by professionals of a medicinal plant fosters multi‐actor landscape management

open access: yesPeople and Nature, Volume 7, Issue 5, Page 1073-1085, May 2025.
Abstract Studies of human–nature relationships increasingly recognise not only nature's contributions to people but also the positive contributions of human practices to ecosystems. The concept of reciprocal contributions emphasises positive human–nature relationships. But trade‐offs between natural elements implies that human favouring of one element (
Jonathan Locqueville   +4 more
wiley   +1 more source

Floristic and community diversity of sub-alpine and alpine grasslands and grazed dwarf-shrub heaths in the Romanian Carpathians

open access: yesPirineos: Revista de Ecología de Montaña, 1998
[fr] Nous présentons dans ce travail la diversité floristique au niveau de la communauté et la diversité de communautés au niveau du paysage pour les principaux types de pâturages et de communautés à petits arbustes des étages subalpin et alpin de cinq ...
Gheorghe Coldea, Vasile Cristea
doaj   +1 more source

Opinion and report of the French Agency for Food, Environmental and Occupational Health & Safety (ANSES) relating to an analysis of the health risks associated with exposure to caterpillars with stinging hairs and the development of management recommendations

open access: yesFood Risk Assess Europe, Volume 3, Issue 2, April 2025.
Abstract Several species of Lepidoptera with caterpillars bearing urticating hairs are increasing their range in metropolitan France from year to year, such as the pine processionary (Thaumetopoea pityocampa Denis et Schiffermüller 1775) whose presence was historically limited to the south of France, and which is gradually being observed in the north ...
Nicolas Desneux   +105 more
wiley   +1 more source

Etude de l'évolution de la végétation herbacée des parcs à foin du ranch de Gounjel (Compagnie pastorale), Adamaoua, Cameroun

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1992
Une étude a été conduite, fin octobre 1982, afin de comparer des parcelles mises en défens à différentes époques pendant les saisons de pluies et fauchées pendant les saisons sèches après passage du pulvériseur à disques, à des parcelles soumises à une ...
Samuel Yonkeu   +2 more
doaj   +1 more source

Opinion and report of the French Agency for Food, Environmental and Occupational Health & Safety (ANSES) on the assessment of the impact of fox population dynamics on public health

open access: yesFood Risk Assess Europe, Volume 3, Issue 2, April 2025.
ABSTRACT The Red Fox (Vulpes vulpes) can be hunted as a game species. It may also be listed as a “species likely to cause damage” (ESOD – the acronym in French), for public health reasons among others. Conversely, benefits linked to the presence of foxes are also put forward, such as the predation of rodents carrying zoonotic agents.
Emmanuelle Gilot‐Fromont   +97 more
wiley   +1 more source

Pondérer les espèces dans les formations herbacées très hautes

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1996
Les méthodes d'inventaire classiques ne sont pas utilisables dans les formations herbacées très hautes (supérieures à 2 m). Les auteurs proposent de faire 33 observations par parcelle avec un quadrat en U de i m de côté.
Philippe Daget, T.S. Konaté
doaj   +1 more source

Livestock–irrigation interaction and its influence on the sustainability of small‐scale irrigation schemes in Ethiopia

open access: yesIrrigation and Drainage, Volume 73, Issue 4, Page 1536-1547, October 2024.
Abstract Small‐scale irrigation (SSI) plays a large role in rural livelihoods and the economy in Ethiopia. Despite considerable investment, overall SSI performance is disappointingly poor. The sedimentation of canals and intakes leads to low performance and the abandonment of systems.
Hanan Tadele Dessalegn   +3 more
wiley   +1 more source

La mesure des biomasses au pâturage

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1996
La végétation des pâturages étant par nature hétérogène, l'analyse de la biomasse par les méthodes classiques est inadéquate parce qu'elle est basée sur l'hypothèse de la distribution gaussienne des mesures faites sur des échantillons extraits d'une ...
Philippe Daget
doaj   +1 more source

Habitat selection by Grevy's zebra (Equus grevyi): Conservation implications

open access: yesAfrican Journal of Ecology, Volume 62, Issue 1, January 2024.
Abstract Understanding the spatial dynamics of landscape use by free‐ranging herbivores is essential for species management and conservation in its natural environment. We used Ivelv’s selection index, binary logistic regression analyses and stepwise regression to understand how environmental factors shape habitat selection by the Grevy’s zebra (Equus ...
Joseph Nderitu Kirathe   +3 more
wiley   +1 more source

Biodiversité et végétation pastorale

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1997
Un rappel des normes de qualification de la richesse spécifique de la flore des pâturages est fait, illustré d'exemples mauritaniens, burkinabés, camerounais et tchadiens.
Philippe Daget, Jacques Poissonet
doaj   +1 more source

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