Results 51 to 60 of about 3,010 (182)

Perceived challenges and determinants of farmers' intentions to adopt digital tools and services: Insights from Ghana

open access: yesCanadian Geographies / Géographies canadiennes, Volume 70, Issue 3, Autumn / automne 2026.
Abstract Digitalization is increasingly promoted as a pathway for transforming smallholder agriculture in sub‐Saharan Africa; however, the adoption of digital farming tools and advisory services remains uneven. Drawing on cross‐sectional survey data from 1,565 smallholder farmers in Northern Ghana, this study examined the factors influencing farmers ...
Desmond Ofori Oklikah   +2 more
wiley   +1 more source

Le caractère changeant de la race en contexte migratoire: « À Montréal je ne suis pas considérée comme une personne blanche. Au Brésil, oui. »

open access: yesCanadian Review of Sociology/Revue canadienne de sociologie, Volume 63, Issue 2, May 2026.
ABSTRACT This article draws on the analysis of semi‐structured interviews to compare the immigration experiences of queer individuals from the Global North with those of their counterparts from the Global South. It examines the process of racialization experienced by some of these individuals upon arrival in Quebec/Canada, the transformation of this ...
Barbara Andrade de Sousa   +1 more
wiley   +1 more source

Premières observations de cryomarques sur les adultes de saumons atlantiques (Salmo salar L.) de la Nivelle marqués au stade smolt

open access: yesKnowledge and Management of Aquatic Ecosystems, 1978
Les premiers retours dans la Nivelle de saumons adultes marqués à l'azote liquide avant leur libération comme smolts ont permis d'effectuer des observations sur l'aspect et la tenue de leur tatouage.
DUMAS J.
doaj   +1 more source

Estimación de la oferta de frutos en el gradiente vertical de un bosque del medio Caquetá, Amazonía colombiana

open access: yesActa Biológica Colombiana, 2003
Se estimó la oferta de frutos en un bosque de tierra firme de la Amazonía. Fueron muestreadas siete parcelas de 50 x 50 m (1.75 ha), en las que se censaron todos los individuos fructificados.
Nicolás Castaño Arboleda
doaj  

Aethionema tenue Boiss.

open access: yes, 2019
Published as part of AL-Shehbaz, Ihsan A. & Barriera, Gabrielle, 2019, Typification of Edmond Boissier's Cruciferae (Brassicaceae) names enumerated in Flora Orientalis, pp.
AL-Shehbaz, Ihsan A.   +1 more
openaire   +1 more source

Weedy and secundary palm species in central amazonian forest Fragments

open access: yesActa Botânica Brasílica, 2001
Forest fragmentation may affect the abundance and distribution of organisms. Some species populations decrease being eventually driven to local extinction while other species may experience population increase.
Scariot Aldicir
doaj  

Chlorophyllum tenue sp. nov. (Agaricaceae, Basidiomycota) from the Brazilian Caatinga semiarid region

open access: yesEuropean Journal of Taxonomy
Chlorophyllum tenue sp. nov. is described based on morphological and molecular (nrDNA-ITS, nrDNA-LSU) data. The new species belongs to Chlorophyllum sect. Ellipsoidospororum due to its small sized agaricoid basidiomata with furfuraceous pileal squamules,
Erica S. Falcão   +4 more
doaj   +1 more source

Useful palms (Arecaceae) near Iquitos, Peruvian Amazon

open access: yesRevista Peruana de Biología, 2014
This paper describes the uses of 64 species of palms in 28 villages in Departamento de Loreto, Peru. There, the palms are of great use as food (Bactris gasipaes, Mauritia flexuosa, Euterpe precatoria, Oenocarpus bataua), for fiber production ...
Henrik Balslev   +4 more
doaj   +1 more source

Notes on the Genus Brachystelma

open access: yesBothalia: African Biodiversity & Conservation, 1971
The distribution and synonymy of  Brachystelma blepharanthera H. Huber.  B. circinatum E. Mey. and  B. dinteri Schltr. are discussed in the light of material recently available. New names include a new combination:  B. stenoplyllum (Schltr.) R. A. Dyer  (
R. A. Dyer
doaj   +1 more source

Agonum tenue

open access: yes, 2015
Agonum tenue (LeConte, 1854) Records: RHODE ISLAND, Washington Co., Wakefield, Truston Pond Wild Refuge, 1/ 2-VI-2007, 4 ex. Note: Found on the shore of a pond.
openaire   +2 more sources

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