Results 61 to 70 of about 70,762 (186)

Glossines d'Afrique Centrale. 2. Espèces rares ou peu répandues, mais pouvant jouer un rôle comme vecteur

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1961
cf. fichier PDF de l'article.
L. Maillot
doaj   +1 more source

ong et Développement Agricole Au Burkina Faso: Présence Majeure et Effets Mineurs [PDF]

open access: yes, 1994
This report analyses the effect of NGO participation on Agriculture ...
Alain Piveteau
core  

A pan‐European citizen science study shows population size, climate and land use are related to biased morph ratios in the heterostylous plant Primula veris

open access: yesJournal of Ecology, Volume 114, Issue 1, January 2026.
A large‐scale citizen science study involving thousands of cowslip (Primula veris) observations from all over Europe revealed an unexpected prevalence of S‐morphs over L‐morphs, which was influenced by climatic as well as land use factors. Furthermore, general morph ratios were often unbalanced with the strongest shifts occurring in smaller populations.
Tsipe Aavik   +40 more
wiley   +1 more source

Glossines d'Afrique Centrale. IV Groupe Fusca : espèces rares (fin)

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1963
cf. fichier PDF de l'article.
L. Maillot
doaj   +1 more source

Centralité et concentration [PDF]

open access: yes, 1985
La théorie des lieux centraux « obsède » les géographes depuis 50 ans. Il s'agit d'abord de considérer les contours du « dogme » christallérien et de commenter les travaux des héritiers de Christaller.
Hussy, Charles   +2 more
core   +1 more source

Mapping Our Cities for All: A participatory baseline of business accessibility in Canada

open access: yesCanadian Geographies / Géographies canadiennes, Volume 70, Issue 1, Spring / printemps 2026.
Abstract Canada has committed to eliminating accessibility barriers by 2040, yet municipalities lack clear, comparable evidence on where building access breaks down. To address this gap, we set out to produce and test a participatory, city‐scale method to measure building accessibility of businesses. We report results from Mapping Our Cities for All, a
Victoria Fast   +3 more
wiley   +1 more source

Les Vecteurs de la cowdriose en Angola

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1993
Parmi les espèces d'Amblyomma qui sont des vecteurs prouvés de Cowdria ruminantium, six ont été trouvées en Angola. A. pomposum est l'espèce la plus importante et la plus répandue. A.
A.F. Gomes
doaj   +1 more source

Feminist geographies in unsettled times: Addresses from the 2025 Suzanne Mackenzie Memorial Lecture

open access: yesCanadian Geographies / Géographies canadiennes, Volume 70, Issue 1, Spring / printemps 2026.
Abstract Feminist geography is addressed and taken up (always differently) by scholars who compose and comprise it. The 2025 Suzanne Mackenzie Memorial Lecture was a tribute to difference and a celebration of transformation. Delivered in panel style, linked vignettes by eight feminist geographers from across colonial Canada on three prompts about ...
Michelle Daigle   +7 more
wiley   +1 more source

Graminées du Nord Cameroun et leurs utilisations

open access: yesRevue d’Elevage et de Médecine Vétérinaire des Pays Tropicaux, 1957
Aucun résumé disponible en français.
P. Malzy
doaj   +1 more source

Hotel Location in Tourism Cities: Madrid 1936-1998. [PDF]

open access: yes
To determine how the positioning of new hotels is affected by the distribution of similar incumbent competitors, this paper investigates geographic location, price, size, and services.
Gutiérrez, Isabel, Urtasun, Ainhoa
core  

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