Results 71 to 80 of about 27,356 (217)

Apresentação: Por uma nova práxis extensionista: um rizoma em construção

open access: yesCaminho Aberto: Revista de Extensão do IFSC, 2022
Editar uma revista interdisciplinar que acolhe as oito áreas temáticas da extensão universitária não é tarefa simples. Por isso, o leitor deve encarar esse volume como uma sistematização de um rizoma em construção, bem ao estilo da filosofia deleuziana ...
Valdeci Reis
doaj  

As leituras da Commedia dantesca

open access: yesAnuário de Literatura, 2017
Quando uma obra literária é lançada, a editora que o faz e, propriamente, o autor que a escreve esperam que ela ganhe os devidos louros da crítica e, consequentemente, alcance os méritos junto ao público leitor, mas isso só mesmo o tempo poderá dizer ...
Fernanda Moro Cechinel
doaj   +1 more source

Aportaciones al conociento del género Equisetum L. I. Descripción de los microcaracteres de E. Palustre L. [PDF]

open access: yes, 1985
Se realiza una descripción detallada de los caracteres anatomo histológicos de Equisetum palustre L. On réalise une description détaillée des caractères anatomo histologiques de quisetu palustre ...
Iranzo Reig, Julio   +2 more
core   +4 more sources

An alpine plant shows no decrease in genetic diversity associated with rapid post‐glacial range expansion

open access: yesAmerican Journal of Botany, Volume 112, Issue 12, December 2025.
Abstract Premise: While range expansion is hypothesized to be a mechanism for species persistence under climate change, many eco‐evolutionary models describe demographic and genetic processes during expansion that may increase genetic drift, decrease genetic variation, and ultimately decrease relative fitness at the leading edge.
Mackenzie Urquhart‐Cronish   +5 more
wiley   +1 more source

¿Educar para colonizar o descolonizar para educar? [PDF]

open access: yes, 2012
Esta ponencia pretende cuestionar las prácticas educativas que se sostienen desde los roles profesor: conocedor y estudiante: ignorante (Ranciere, J. El maestro ignorante) siendo vistos estos como ejercicios de colonización y domesticación.
Albornoz Tapia, Fabiola
core  

Multiple hybrid zones involving four Cardamine species and their triploid progeny: watching allopolyploid speciation in action?

open access: yesNew Phytologist, Volume 248, Issue 5, Page 2616-2635, December 2025.
Summary Hybrid zones provide excellent opportunities to study evolutionary processes linked to interspecific gene flow, including introgression, genetic erosion, polyploid establishment, and speciation. The genus Cardamine (Brassicaceae) serves as an excellent model for polyploid evolution, including one of the few well‐documented neo‐allopolyploid ...
Judita Zozomová‐Lihová   +5 more
wiley   +1 more source

Serial section videography (SSV): A low‐cost protocol for generating 3D reconstructions of internal plant structure

open access: yesApplications in Plant Sciences, Volume 13, Issue 6, November-December 2025.
Abstract Premise Analyzing structural changes along the length of an organ provides insight into its development. However, traditional histological methods are limited by intensive procedures and size restrictions. Micro‐computed tomography (microCT) enables non‐destructive internal imaging along the length of an organ, but high cost, technical ...
Jacob S. Suissa, Giselle Reyes
wiley   +1 more source

O ciberespaço e os mecanismos de busca: novas máquinas semióticas

open access: yesCiência da Informação, 2006
Tal como as máquinas de busca, o ciberespaço se apresenta como uma nova máquina semiótica, desencadeando novos agenciamentos de escrita e organização do conhecimento.
Silvana Drumond Monteiro
doaj  

The genus Thrincia Roth and Leontodon L. (Asteraceae, Cichorieae) in Flora Iberica [PDF]

open access: yes, 2015
Proyecto Flora iberica (CGL2012-32914 ...
Sánchez, Carlos   +2 more
core   +2 more sources

Establishment and micropropagation of axenic in vitro cultures of salt marsh grasses within the genus Sporobolus

open access: yesApplications in Plant Sciences, Volume 13, Issue 6, November-December 2025.
Abstract Premise Salt marshes in the North Atlantic United States are dominated by grasses from the genus Sporobolus, which are perennial C4 plants known for tolerating saline, anoxic, and flooded coastal sediments. Establishing in vitro cultures of Sporobolus species remains a major challenge due to frequent seed contamination from ergot and ...
Elena L. Peredo   +2 more
wiley   +1 more source

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