Results 51 to 60 of about 3,024 (180)

Comparative assessment of the content of vitamin C and carbohydrates in the fruits of Ribes L. species

open access: yesІнтродукція Рослин
The features of the biochemical composition (i.e., content of ascorbic acid and carbohydrates) have been determined in ripe fruits of five Ribes species (i.e., R. aureum, R. nigrum, R. alpinum, R. tenue, and R. rubrum).
Victoriia Solochenko
doaj   +1 more source

Sustainability Controls as Technologies of Actorhood: Constructing the Responsible Supplier in Global Supply Chains Le contrôle de la durabilité comme technologie d'actorialité : façonner le fournisseur responsable dans les chaînes d'approvisionnement mondiales

open access: yesContemporary Accounting Research, Volume 43, Issue 2, Page 1119-1144, Summer 2026.
ABSTRACT This paper examines how accounting and control practices constitute and distribute agency and responsibility for sustainability in global supply chains. Drawing on a field study in the fashion industry, we describe the sustainability control practices used by a major buyer firm vis‐à‐vis its suppliers and trace their evolution from a ...
Martin Messner   +2 more
wiley   +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  

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

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  

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

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

Professor ou tutor: uma linha tênue na docência em EAD

open access: yesRIED: Revista Iberoamericana de Educación a Distancia, 2014
Este trabalho analisa a natureza docente do trabalho de tutoria na Educação a Distância (EAD), utilizando, como referência, os documentos oficiais do Ministério da Educação e Cultura (MEC) (Brasil, 2007) sobre as funções do tutor e as avaliações que os ...
Michelle Brust Hackmayer   +1 more
doaj   +1 more source

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