Results 131 to 140 of about 17,132 (282)

Os cerrados da Bahia sob a lógica do capital

Revista IDEAS, 2008
Dentro da diversidade econômica e social presente no Estado da Bahia, destaca-se o processo de modernização agrícola que ocorre nos espaços de cerrados da sua região Oeste. Trata-se de um espaço que se transformou, a partir do final da década de 1970, em
Clóvis Caribé Menezes dos Santos
doaj  

Integrative taxonomy reveals two new species of whiptail catfishes Loricaria (Siluriformes: Loricariidae) from northeastern Brazil

Journal of Fish Biology, EarlyView.
Abstract Two new species of whiptail catfish, Loricaria (Siluriformes: Loricariidae), were discovered in the Munim and Itapecuru river basins, Maranhão State, northeastern Brazil, through an integrative taxonomic approach combining morphology and mitochondrial DNA.
Ananda. C. Serejo‐Saraiva, Nivaldo M. Piorski, Felipe P. Ottoni, Mark H. Sabaj, Sergio M. Q. Lima   +4 more
wiley   +1 more source

Time‐calibrated relationships of a rare cave catfish (Trichomycterus rubbioli): Shedding light on troglobitic lifestyle origin in the Brazilian caatinga

Journal of Fish Biology, EarlyView.
Abstract Catfishes of the subfamily Trichomycterinae comprise the most diverse fish group with species adapted to live in Neotropical caves, but past evolutionary scenarios that have driven the origin of these troglobitic species remain unknown. We herein investigate the phylogenetic position of the cave‐restricted Trichomycterus rubbioli, endemic to ...
Wilson J. E. M. Costa, Paulo J. Vilardo, José Leonardo O. Mattos, Axel M. Katz, Valter M. Azevedo‐Santos, Pedro L. C. Uzeda, Rodrigo L. Ferreira   +6 more
wiley   +1 more source

Resumos: jovens talentos 2023.

O Encontro de Iniciação Científica da Embrapa Cerrados: Jovens Talentos 2023 foi realizado nos dias 3 e 4 de agosto de 2023. Ao longo desses 2 dias, os estudantes apresentaram uma síntese da agenda de pesquisa que vem sendo realizada na Embrapa Cerrados.
ENCONTRO DE INICIAÇÃO CIENTÍFICA DA EMBRAPA CERRADOS, 2023, Planaltina, DF.
core  

Isolated in the highlands, found in the museum: A new species of Characidium (Crenuchidae) from a Bolivian National Park, with a CT scan revealing features

Journal of Fish Biology, EarlyView.
Abstract A new species of Characidium is described from a small, isolated river in the highland areas of Noel Kempff Mercado National Park, Bolivia. The new taxon can be diagnosed by the presence of a relatively broad and conspicuous dark midlateral stripe extending from the tip of snout to the base of the caudal fin, markedly darker than the vertical ...
Leonardo Oliveira‐Silva, Karina Or, Angela Zanata, Scott A. Schaefer   +3 more
wiley   +1 more source

Jovens talentos 2016: resumos.

, 2018
O Encontro de Iniciação Científica da Embrapa Cerrados: jovens talentos é um evento que objetiva valorizar as atividaes de pesquisa desenvolvidas por estudantes de graduação e pós-graduação orienteados por pesquisadores e analistas de diversas linhas ...
ENCONTRO DE INICIAÇÃO CIENTÍFICA DA EMBRAPA CERRADOS, 2016, Planaltina, DF.
core  

From Social Justice to Indigenous Peoples' Rights: Continuities and (Re)framings in Ejido Property Claims in Yucatán, Mexico

Journal of Agrarian Change, EarlyView.
ABSTRACT This article examines how long‐standing local conflicts concerning the nature of common property, the distribution of access and administrative rights associated with it, and more broadly the nature of the community and the forms of citizenship that organise its governance shape demands for justice regarding land transfers to outside investors
Eric Léonard, Kelly Redouté, María Gabriela Durán Valis   +2 more
wiley   +1 more source

The Landless Rural Workers Movement (MST) and New Agrarian Questions in Brazil

Journal of Agrarian Change, EarlyView.
ABSTRACT The Landless Rural Workers Movement of Brazil (MST) primarily organized occupations of large‐scale farms, forcing the redistribution of land for creation of agrarian reform settlements. In the past 20 years, however, land occupations and the establishment of new agrarian reform settlements have consistently declined, while the MST shifted ...
Estevan Coca, Gustavo de L. T. Oliveira
wiley   +1 more source

High prevalence of a host‐associated Anaplasma lineage in wild coatis (Nasua nasua) from the Brazilian Atlantic Forest

Medical and Veterinary Entomology, EarlyView.
Anaplasma sp. DNA was detected in 47.9% of free‐ranging coatis (Nasua nasua) sampled in Iguaçu National Park, southern Brazil. Molecular analyses revealed a genetically distinct Anaplasma lineage infecting coatis, differing from Anaplasma strains detected in associated tick populations.
Matheus Dias Cordeiro, Paulo César Magalhães‐Matos, Isadora dos Santos Dias, Jônathan David Ribas Chagas, Olívia Zen Gianfrancisco, Ellen Meireles Brandão, Claudia Bezerra da Silva, Bruna de Azevedo Baêta   +7 more
wiley   +1 more source

Occurrence and distribution of sarcoptic mange in wild Neotropical canids

Medical and Veterinary Entomology, EarlyView.
Sarcoptic mange affects most Neotropical canid species across multiple countries. It represents a widespread yet largely overlooked conservation threat with potential for cross‐species transmission. Coordinated monitoring and management efforts are needed to understand and mitigate its impacts. Abstract Sarcoptic mange, a contagious skin disease caused
Luan de Jesus Matos de Brito, Guilherme S. T. Garbino   +1 more
wiley   +1 more source